Crosslinking 在 應用

3-Azidopropanol

Azidopropanol is a short bifunctional linker compound with azide and hydroxyl functional groups.
顯示價格
貨號 數量 價格 交貨時間
1419-1g 1 g $285 現貨
1419-5g 5 g $650 現貨
Found better price? Let us know and we will propose the way forward!

3-Azidopropylamine

Water-soluble, bifunctional short crosslinker with amino and azide groups.
顯示價格
貨號 數量 價格 交貨時間
58-1g 1 g $145 現貨
58-5g 5 g $490 現貨
Found better price? Let us know and we will propose the way forward!

3-Azidopropylamine hydrochloride

A bifunctional short linker with amino and azido groups. A solid, chemically stable hydrochloride form of azidopropylamine. This product is ideal as an azidopropylamine bulk for applications when a large amount of reagent is needed.
顯示價格
貨號 數量 價格 交貨時間
4003-50g 50 g $5990 現貨
Found better price? Let us know and we will propose the way forward!

3-馬來醯亞胺丙酸NHS-酯 (3-Maleimidopropionic acid NHS-ester)

具有胺反應性琥珀醯亞胺酯和巰基反應性的馬來醯亞胺基團的雙功能交聯劑。
顯示價格
貨號 數量 價格 交貨時間
3419-500mg 500 mg $110 現貨
Found better price? Let us know and we will propose the way forward!

3269-x,Cy3-PEG4-BCN(外切) [Cy3-PEG4-BCN (exo)]

Cyanine3-PEG4-BCN 是一種用於疊氮基修飾的乙二醇分離式連接體,用於無銅點擊偶聯。
顯示價格
貨號 數量 價格 交貨時間
庫存中無此產品,但您可以 提交請求 批發
Found better price? Let us know and we will propose the way forward!

Alkyne-PEG2-amine

Diethyleneglycol (PEG2) based bifunctional linker containing amine and alkyne functional groups.
顯示價格
貨號 數量 價格 交貨時間
2065-1g 1 g $120 現貨
2065-5g 5 g $350 現貨
2065-25g 25 g 請查詢 5 天
Found better price? Let us know and we will propose the way forward!

Alkyne-PEG2-carboxylic acid

Bifunctional diethyleneglycol linker with terminal alkyne and carboxylic acid moieties.
顯示價格
貨號 數量 價格 交貨時間
2155-1g 1 g $380 現貨
Found better price? Let us know and we will propose the way forward!

Alkyne-PEG2-iodide

Bifunctional reactive crosslinker containing terminal alkyne group for click chemistry or Sonogashira coupling, and reactive alkyl iodide group.
顯示價格
貨號 數量 價格 交貨時間
2136-1g 1 g $450 現貨
Found better price? Let us know and we will propose the way forward!

Alkyne-PEG2-NHS ester

Bifunctional hydrophilic linker with NHS ester and terminal alkyne functional group based on diethyleneglycol (PEG2).
顯示價格
貨號 數量 價格 交貨時間
2219-1g 1 g $450 現貨
2219-5g 5 g $980 現貨
Found better price? Let us know and we will propose the way forward!

Alkyne-PEG3-amine

Alkyne-PEG3-amine is a medium-length heterobifunctional linker for conjugation.
顯示價格
貨號 數量 價格 交貨時間
425-1g 1 g $195 現貨
425-5g 5 g $580 現貨
425-25g 25 g 請查詢 現貨
Found better price? Let us know and we will propose the way forward!

Alkyne-PEG3-carboxylic acid

Bifunctional triethyleneglycol linker with terminal alkyne and carboxylic acid moieties.
顯示價格
貨號 數量 價格 交貨時間
1743-1g 1 g $490 現貨
1743-5g 5 g $980 現貨
1743-25g 25 g 請查詢 現貨
Found better price? Let us know and we will propose the way forward!

Alkyne-PEG3-NHS ester

Bifunctional hydrophilic linker with NHS ester and terminal alkyne functional group based on triethyleneglycol (PEG3).
顯示價格
貨號 數量 價格 交貨時間
2298-1g 1 g $490 現貨
2298-5g 5 g $980 現貨
Found better price? Let us know and we will propose the way forward!

Alkyne-PEG3-OH

Alkyne-PEG3-OH is a triethyleneglycol based bifunctional linker with a hydroxyl group and an alkyne fragment.
顯示價格
貨號 數量 價格 交貨時間
418-1g 1 g $95 現貨
418-5g 5 g $280 現貨
418-25g 25 g 請查詢 現貨
Found better price? Let us know and we will propose the way forward!

Alkyne-PEG4-amine

A bifunctional linker molecule containing both terminal alkyne moiety for click chemistry, and amine group. Contains a long hydrophilic PEG4 arm.
顯示價格
貨號 數量 價格 交貨時間
2025-100mg 100 mg $95 現貨
2025-1g 1 g $390 現貨
Found better price? Let us know and we will propose the way forward!

Alkyne-PEG4-carboxylic acid

Bifunctional tetraethyleneglycol linker with terminal alkyne and carboxylic acid moieties.
顯示價格
貨號 數量 價格 交貨時間
2187-1g 1 g $380 現貨
Found better price? Let us know and we will propose the way forward!

Alkyne-PEG4-iodide

Bifunctional reactive PEG4-based crosslinker containing terminal alkyne group for click chemistry or Sonogashira coupling and reactive alkyl iodide group.
顯示價格
貨號 數量 價格 交貨時間
2188-1g 1 g $450 現貨
Found better price? Let us know and we will propose the way forward!

Alkyne-PEG4-maleimide

Water soluble, heterobifunctional hydrophilic linker with a length of 14 Å, containing maleimide for thiol labeling, and alkyne for click chemistry. An ideal reagent to attach an alkyne moiety to a protein.
顯示價格
貨號 數量 價格 交貨時間
2002-100mg 100 mg $150 現貨
2002-1g 1 g $590 現貨
Found better price? Let us know and we will propose the way forward!

Alkyne-PEG4-NHS ester

Bifunctional hydrophilic linker with NHS ester and terminal alkyne functional group based on tetraethyleneglycol (PEG4).
顯示價格
貨號 數量 價格 交貨時間
2409-100mg 100 mg $250 現貨
2409-1g 1 g $790 現貨
Found better price? Let us know and we will propose the way forward!

Amine-PEG2-carboxylic acid

Hydrophilic PEG2-linker with a terminal amino group and a carboxyl group.
顯示價格
貨號 數量 價格 交貨時間
2817-250mg 250 mg $90 現貨
Found better price? Let us know and we will propose the way forward!

Amine-PEG3-carboxylic acid

Hydrophilic PEG3-linker with a terminal amino group and a carboxyl group.
顯示價格
貨號 數量 價格 交貨時間
2616-250mg 250 mg $90 現貨
2616-1g 1 g $230 現貨
2616-2g 2 g $390 現貨
2616-5g 5 g $690 現貨
Found better price? Let us know and we will propose the way forward!

Amine-PEG3-OH

Bifunctional PEG3 derivative with amine and hydroxyl groups.
顯示價格
貨號 數量 價格 交貨時間
2774-1g 1 g $190 現貨
2774-5g 5 g $490 現貨
2774-25g 25 g 請查詢 現貨
Found better price? Let us know and we will propose the way forward!

ATFB SE(N-琥珀酰亞胺基 4-疊氮四氟苯甲酸酯) [ATFB SE (N-Succinimidyl 4-Azidotetrafluorobenzoate)]

N-Succinimidyl 4-AzidotetrafluBenzate (ATFB SE, ATFB-OSu) 是一種光激活連接劑,是用於研究生物受體的通用標記試劑。
顯示價格
貨號 數量 價格 交貨時間
2574-250mg 250 mg $146 現貨
2574-1g 1 g $420 現貨
Found better price? Let us know and we will propose the way forward!

Azide-PEG2-amine

A diethylene glycol (PEG2) linker with azide and amino groups.
顯示價格
貨號 數量 價格 交貨時間
2581-1g 1 g $110 現貨
2581-5g 5 g $260 現貨
2581-10g 10 g $390 現貨
Found better price? Let us know and we will propose the way forward!

Azide-PEG2-iodide

A bifunctional molecule containing hydrophilic PEG2 with azide and iodide groups.
顯示價格
貨號 數量 價格 交貨時間
2636-250mg 250 mg $290 現貨
2636-500mg 500 mg $430 現貨
2636-1g 1 g 請查詢 現貨
Found better price? Let us know and we will propose the way forward!

Azide-PEG3-amine

A bifunctional linker with azide and amine groups flanking PEG3 (triethylene glycol)
顯示價格
貨號 數量 價格 交貨時間
218-1g 1 g $95 現貨
218-5g 5 g $280 5 天
218-25g 25 g 請查詢 現貨
Found better price? Let us know and we will propose the way forward!

Azide-PEG3-azide

Triethylene glycol diazide is a bifunctional crosslinker bearing two azide groups. Suitable for click chemistry.
顯示價格
貨號 數量 價格 交貨時間
207-1g 1 g $95 現貨
207-5g 5 g $390 現貨
207-25g 25 g 請查詢 現貨
Found better price? Let us know and we will propose the way forward!

Azide-PEG3-carboxylic acid

Bifunctional triethylene glycol with terminal carboxyl and azido groups.
顯示價格
貨號 數量 價格 交貨時間
2558-1g 1 g $265 現貨
2558-5g 5 g $950 現貨
Found better price? Let us know and we will propose the way forward!

Azide-PEG3-chloride

Azide-PEG3-chloride contains a reactive halogen atom and an azide group for click chemistry reaction. It can also serve as a protected amine group equivalent.
顯示價格
貨號 數量 價格 交貨時間
2106-1g 1 g $490 現貨
Found better price? Let us know and we will propose the way forward!

Azide-PEG3-iodide

Azide-PEG3-iodide is a bifunctional linker with a highly reactive alkylative halogen functional group and an azido group for click chemistry or Staudinger ligation.
顯示價格
貨號 數量 價格 交貨時間
2163-1g 1 g $290 現貨
2163-5g 5 g $590 現貨
2163-25g 25 g 請查詢 現貨
Found better price? Let us know and we will propose the way forward!

Azide-PEG3-OH

Azide-PEG3-OH is a bifunctional molecule with an azide group, primary alcohol, and a hydrophilic PEG3 linker in between.
顯示價格
貨號 數量 價格 交貨時間
1742-1g 1 g $90 現貨
Found better price? Let us know and we will propose the way forward!

Azide-PEG3-tetrazine

A hydrophilic bifunctional linker with azide and tetrazine function groups flanking PEG3 (triethylene glycol) spacer.
顯示價格
貨號 數量 價格 交貨時間
2798-250mg 250 mg $549 現貨
Found better price? Let us know and we will propose the way forward!

Azide-PEG4-amine

PEG4 amine azide is a bifunctional linker with amine and azide functional groups. It is based on a tetraethyleneglycol core. The length of the PEG4 linker is 1.4 nm.
顯示價格
貨號 數量 價格 交貨時間
1868-1g 1 g $90 現貨
1868-5g 5 g $250 現貨
1868-25g 25 g 請查詢 現貨
Found better price? Let us know and we will propose the way forward!

Azide-PEG4-hydrazide

A bifunctional reagent containing the azide group and hydrazide function. It reacts with aldehydes and ketones. The azide group can then be coupled with various alkynes via CuAAC reaction.
顯示價格
貨號 數量 價格 交貨時間
4697-100mg 100 mg $248 現貨
4697-500mg 500 mg $791 現貨
Found better price? Let us know and we will propose the way forward!

Azide-PEG4-OH

Azide-PEG4-OH is a bifunctional molecule with an azide group, primary alcohol, and a hydrophilic PEG4 linker in between.
顯示價格
貨號 數量 價格 交貨時間
2472-1g 1 g $140 現貨
Found better price? Let us know and we will propose the way forward!

Azide-PEG6-NHS ester

A hydrophilic bifunctional linker with azide and NHS ester function groups flanking PEG6 (hexaethylene glycol).
顯示價格
貨號 數量 價格 交貨時間
3692-250mg 250 mg $325 現貨
3692-1g 1 g $539 現貨
Found better price? Let us know and we will propose the way forward!

Cyanine7 dicarboxylic acid

Cyanine7 dicarboxylic acid is a bifunctional dye molecule possessing two carboxylic acid groups.
顯示價格
貨號 數量 價格 交貨時間
1512-1mg 1 mg $125 現貨
1512-5mg 5 mg $260 現貨
1512-25mg 25 mg $510 現貨
1512-50mg 50 mg $895 現貨
1512-100mg 100 mg $1490 現貨
Found better price? Let us know and we will propose the way forward!

DBCO-amine trifluoroacetate

Bifunctional linker containing dibenzocyclooctyne (DBCO, ADIBO) for strain-promoted copper-free click reaction (SPAAC) and free amine for the coupling with various electrophilic compounds like activated esters and epoxides.
顯示價格
貨號 數量 價格 交貨時間
1280-100mg 100 mg $218 現貨
1280-500mg 500 mg $678 現貨
1280-1g 1 g $1200 $1018 現貨
Found better price? Let us know and we will propose the way forward!

DBCO-NHS 酯

偶氮二苯並環辛炔 (DBCO、ADIBO) 試劑用於應變促進的無銅點擊化學 (SPAAC)。該試劑含有 NHS 酯官能團,用於將環辛炔連接到各種分子上。
顯示價格
貨號 數量 價格 交貨時間
34720 10 mg $80 現貨
44720 25 mg $110 現貨
54720 50 mg $135 現貨
64720 100 mg $210 $178 現貨
94720 1 g $1000 $970 現貨
K4720 5 g $3570 $2990 現貨
Found better price? Let us know and we will propose the way forward!

DBCO-PEG6-NHS ester

A heterobifunctional linker with DBCO and NHS ester function groups flanking PEG6 (hexaethylene glycol).
顯示價格
貨號 數量 價格 交貨時間
3664-50mg 50 mg $247 現貨
3664-100mg 100 mg $449 現貨
3664-1g 1 g $3490 5 天
Found better price? Let us know and we will propose the way forward!

DBCO-STP酯 (DBCO-STP ester)

一種活化酯用於蛋白質/抗體/肽的修飾,引入到無銅點擊化學反應。
顯示價格
貨號 數量 價格 交貨時間
2584-10mg 10 mg $90 現貨
2584-25mg 25 mg $180 現貨
2584-100mg 100 mg $450 現貨
2584-500mg 500 mg $1700 5 天
2584-1g 1 g $3000 現貨
2584-5g 5 g 請查詢 現貨
Found better price? Let us know and we will propose the way forward!

Hexynoic acid STP ester

Alkyne activated ester for the modification of amine groups. STP ester group is an excellent alternative to NHS ester functionality.
顯示價格
貨號 數量 價格 交貨時間
569-25mg 25 mg $95 現貨
569-100mg 100 mg $185 現貨
569-500mg 500 mg $850 現貨
Found better price? Let us know and we will propose the way forward!

Hydroxy-PEG2-thiol

Short bifunctional linker with thiol and hydroxyl groups. Thiol can coat gold surfaces forming a hydrophilic monolayer.
顯示價格
貨號 數量 價格 交貨時間
2389-100mg 100 mg $90 現貨
2389-1g 1 g $270 現貨
Found better price? Let us know and we will propose the way forward!

Hydroxy-PEG3-thiol

PEG3 bifunctional linker with thiol and hydroxyl groups. Thiol can coat gold surfaces forming a hydrophilic monolayer.
顯示價格
貨號 數量 價格 交貨時間
2368-100mg 100 mg $110 現貨
Found better price? Let us know and we will propose the way forward!

Iodo-PEG3-carboxylic acid

A bifunctional compound containing carboxylic acid functional group, and iodide, an active halogen group.
顯示價格
貨號 數量 價格 交貨時間
2063-1g 1 g $190 現貨
2063-5g 5 g $795 現貨
2063-10g 10 g 請查詢 現貨
Found better price? Let us know and we will propose the way forward!

Iodo-PEG3-iodide

Homobifunctional PEG3 based linker with halogen reactive groups is useful for the crosslinking of nucleophiles.
顯示價格
貨號 數量 價格 交貨時間
2098-1g 1 g $290 現貨
Found better price? Let us know and we will propose the way forward!

PEG3-dicarboxylic acid

PEG3-dicarboxylic acid is a bifunctional linker carrying two carboxy groups. It contains a polyethyleneglycol-3 linker between the carboxyls.
顯示價格
貨號 數量 價格 交貨時間
1715-1g 1 g $490 現貨
1715-5g 5 g $890 現貨
1715-10g 10 g $1370 現貨
Found better price? Let us know and we will propose the way forward!

PEG3-tetrazine

PEG3 tetrazine is a mono-reactive triethyleneglycol with a tetrazine group for IEDDA conjugation with strained olefins.
顯示價格
貨號 數量 價格 交貨時間
1978-250mg 250 mg $390 現貨
1978-1g 1 g $950 現貨
Found better price? Let us know and we will propose the way forward!

sulfo-Cyanine7 bis-NHS ester

sulfo-Cyanine7 bis-NHS ester is a bifunctional derivative of water-soluble near-infrared sulfo-Cyanine7. It contains two activated ester functional groups.
顯示價格
貨號 數量 價格 交貨時間
153D0 1 mg $125 現貨
253D0 5 mg $325 現貨
453D0 25 mg $850 現貨
553D0 50 mg $1490 現貨
653D0 100 mg $1990 現貨
Found better price? Let us know and we will propose the way forward!

二琥珀酰亞胺戊二酸酯(DSG) [Disuccinimidyl glutarate (DSG)]

一個短的 5 原子(7.7 埃)間隔基的兩端分別帶有兩個 NHS 酯基同效雙功能交聯劑。
顯示價格
貨號 數量 價格 交貨時間
4018-100mg 100 mg $95 現貨
4018-1g 1 g $410 現貨
Found better price? Let us know and we will propose the way forward!

己酸NHS酯 (Hexynoic acid NHS ester)

己酸 NHS 酯,用於銅催化點擊化學中帶有炔基的生物分子標記。
顯示價格
貨號 數量 價格 交貨時間
41720 25 mg $95 現貨
51720 50 mg $180 現貨
61720 100 mg $290 現貨
91720 1 g 請查詢 現貨
Found better price? Let us know and we will propose the way forward!

戊烯酸STP酯 (Pentynoic acid STP ester)

一種活化酯, 用於將炔基引入肽/蛋白質和連結反應。
顯示價格
貨號 數量 價格 交貨時間
30720 10 mg $110 現貨
40720 25 mg $210 現貨
50720 50 mg $410 現貨
60720 100 mg $595 10 天
Found better price? Let us know and we will propose the way forward!

氨基-PEG6-醇 (Amine-PEG6-OH)

具有末端氨基和羥基的親水性六乙二醇衍生物。
顯示價格
貨號 數量 價格 交貨時間
3053-1g 1 g $219 現貨
Found better price? Let us know and we will propose the way forward!

沙利度胺-O-PEG2-疊氮化物 (Thalidomide-O-PEG2-azide)

含有沙利度胺的結構單元,具有 PEG2 連接體和疊氮官能團,可通過點擊化學反應與炔基連接體和靶蛋白配體偶聯。
顯示價格
貨號 數量 價格 交貨時間
4154-25mg 25 mg $189 現貨
4154-100mg 100 mg $489 現貨
Found better price? Let us know and we will propose the way forward!

沙利度胺-O-PEG2-羧酸 (Thalidomide-O-PEG2-carboxylic acid)

含有沙利度胺的結構單元,具有 PEG2 連接子和羧基,用於與氨基連接子和目標蛋白配體偶聯。
顯示價格
貨號 數量 價格 交貨時間
4192-25mg 25 mg $145 現貨
4192-100mg 100 mg $425 現貨
Found better price? Let us know and we will propose the way forward!

沙利度胺-羧酸 (Thalidomide-carboxylic acid)

含有沙利度胺的結構單元,具有羧酸官能團,通過 4-O-位將功能化氨基接頭和配體連接到沙利度胺上,從而方便地組裝 PROTAC 分子。
顯示價格
貨號 數量 價格 交貨時間
4169-100mg 100 mg $160 現貨
4169-500mg 500 mg $510 現貨
4169-1g 1 g $740 現貨
Found better price? Let us know and we will propose the way forward!

炔基馬來酰亞胺 (Alkyne maleimide)

馬來酰亞胺試劑用於將炔基官能團連接到蛋白質、多肽和其它含有 SH(硫醇)基團的分子上,包括半胱氨酸殘基。
顯示價格
貨號 數量 價格 交貨時間
41780 25 mg $95 現貨
51780 50 mg $175 現貨
61780 100 mg $200 現貨
Found better price? Let us know and we will propose the way forward!

炔烴-PEG3-馬來酰亞胺

具有炔基和馬來酰亞胺基團的雙功能間隔基。
顯示價格
貨號 數量 價格 交貨時間
2344-100mg 100 mg $140 現貨
2344-1g 1 g $530 現貨
Found better price? Let us know and we will propose the way forward!

炔醯肼 (Alkyne hydrazide)

含有炔基和醯肼官能團的雙功能試劑。它與醛和酮發生反應。然後炔基可以通過 CuAAC 反應與各種疊氮化物偶聯。
顯示價格
貨號 數量 價格 交貨時間
41770 25 mg $110 現貨
51770 50 mg $195 現貨
61770 100 mg $290 現貨
Found better price? Let us know and we will propose the way forward!

生物素-PEG3-OH (Biotin-PEG3-OH)

具有生物素和羥基的雙功能三乙二醇連接子。
顯示價格
貨號 數量 價格 交貨時間
2784-100mg 100 mg $110 現貨
2784-1g 1 g $298 現貨
Found better price? Let us know and we will propose the way forward!

疊氮-PEG2-羧酸 (Azide-PEG2-carboxylic acid)

具有末端羧基和疊氮基的雙官能二甘醇。
顯示價格
貨號 數量 價格 交貨時間
2816-250mg 250 mg $230 $199 現貨
Found better price? Let us know and we will propose the way forward!

疊氮-peg4-疊氮化物 (Azide-peg4-azide)

PEG4 二疊氮是具有兩個疊氮基團的同型雙功能連接體。它可通過點擊化學用於合成具有親水核心的二聚體分子。
顯示價格
貨號 數量 價格 交貨時間
1865-1g 1 g $90 現貨
1865-5g 5 g $250 現貨
1865-25g 25 g $950 現貨
Found better price? Let us know and we will propose the way forward!

疊氮化物-PEG4-羧酸 (Azide-PEG4-carboxylic acid)

具有末端羧基和疊氮基團的雙官能四甘醇。
顯示價格
貨號 數量 價格 交貨時間
2723-250mg 250 mg $134 21 天
2723-1g 1 g $299 21 天
Found better price? Let us know and we will propose the way forward!

疊氮化物-PEG6-OH (Azide-PEG6-OH)

水溶性異質雙功能交聯劑,具有伯羥基、炔反應性疊氮基和 PEG6 親水連接基。
顯示價格
貨號 數量 價格 交貨時間
2989-500mg 500 mg $209 現貨
2989-1g 1 g $319 現貨
Found better price? Let us know and we will propose the way forward!

疊氮基丁酸 NHS 酯 (Azidobutyric acid NHS ester)

活化的NHS 酯用於多肽和蛋白質的疊氮基標記。
顯示價格
貨號 數量 價格 交貨時間
53720 50 mg $110 現貨
63720 100 mg $210 現貨
73720 1 g $950 現貨
83720 5 g 請查詢 現貨
Found better price? Let us know and we will propose the way forward!

胺-PEG4-OH (Amine-PEG4-OH)

一種具有末端氨基和羥基的親水性四甘醇衍生物。
顯示價格
貨號 數量 價格 交貨時間
2473-1g 1 g $190 現貨
2473-5g 5 g $490 現貨
2473-25g 25 g 請查詢 現貨
Found better price? Let us know and we will propose the way forward!

胺-PEG4-羧酸 (Amine-PEG4-carboxylic acid)

具有末端氨基和羧基的親水性 PEG4 連接體。
顯示價格
貨號 數量 價格 交貨時間
2722-250mg 250 mg $110 現貨
2722-1g 1 g $249 現貨
Found better price? Let us know and we will propose the way forward!

膽固醇-PEG4-疊氮化物 (Cholesterol-PEG4-azide)

具有疊氮基團的膽固醇衍生物,用於化學偶聯。
顯示價格
貨號 數量 價格 交貨時間
4340-100mg 100 mg $165 現貨
4340-500mg 500 mg $447 現貨
Found better price? Let us know and we will propose the way forward!

鹽酸四甘氨酸 (Tetraglycine hydrochloride)

四甘氨酸是由4個甘氨酸單體組成的寡肽。基於氨基和羧基,它被用作雙功能接頭。
顯示價格
貨號 數量 價格 交貨時間
3049-500mg 500 mg $319 現貨
Found better price? Let us know and we will propose the way forward!

已添加您的物品. 查看您的 購物車繼續結賬
物品數量不正確.