The product is packaged in bottomless glass bottles with an inserted fused cone. The micro-vials contain the product within an inner cone, while the bottomless outer glass cylinder, serves as a stand. This design is intentional and not a defect.
B4875
Nα-苯甲酰-DL-精氨酸 4-基苯酰胺 盐酸盐
trypsin substrate, chromogenic, elastase substrate, ≥98%, powder
别名:
Nα-苯甲酰-DL-精氨酸p-基苯酰胺 盐酸盐, BANI, BAPNA
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100 MG
$89.90
500 MG
$110.00
1 G
$142.00
5 G
$246.00
10 G
$707.00
About This Item
经验公式（希尔记法）:
C19H22N6O4 · HCl
CAS号:
分子量:
434.88
Beilstein:
4081878
EC 号:
MDL编号:
UNSPSC代码:
12352204
PubChem化学物质编号:
NACRES:
NA.32
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产品名称
Nα-苯甲酰-DL-精氨酸 4-基苯酰胺 盐酸盐, ≥98%
方案
≥98%
表单
powder
颜色
, white to light yellow to light brown
溶解性
DMSO: 50 mg/mL (colorless to dark green-yellow to dark brown-yellow)
储存温度
−20°C
SMILES字符串
Cl[H].NC(=N)NCCCC(NC(=O)c1ccccc1)C(=O)Nc2ccc(cc2)[N+]([O-])=O
InChI
1S/C19H22N6O4.ClH/c20-19(21)22-12-4-7-16(24-17(26)13-5-2-1-3-6-13)18(27)23-14-8-10-15(11-9-14)25(28)29;/h1-3,5-6,8-11,16H,4,7,12H2,(H,23,27)(H,24,26)(H4,20,21,22);1H
InChI key
DEOKFPFLXFNAON-UHFFFAOYSA-N
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储存分类代码
11 - Combustible Solids
WGK
WGK 3
闪点(°F)
Not applicable
闪点(°C)
Not applicable
个人防护装备
Eyeshields, Gloves, type N95 (US)
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A trypsin fraction was isolated from the pyloric ceca of New Zealand farmed chinook salmon (Oncorhynchus tshawytscha) by ammonium sulfate fractionation, acetone precipitation and affinity chromatography. The chinook salmon enzyme hydrolyzed the trypsin-specific synthetic substrate benzoyl-DL-arginine-p-nitroanilide (DL-BAPNA), and was inhibited
实验方案
Objective: To standardize a procedure for the enzymatic assay of Aprotinin.
抑肽酶是一种牛胰蛋白酶抑制剂。在测定抑肽酶活性时，该测定使用了在405 nm下的连续分光光度法进行测定。
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Why do the bottoms of the vials/bottles of product B4875-100MG (Nα-Benzoyl-DL-arginine 4-nitroanilide hydrochloride) appear to have no bottom? How is the product contained within the vials despite this unusual appearance? Is this a packaging defect?
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