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重要文件

B4875

Sigma-Aldrich

Nα-苯甲酰-DL-精氨酸 4-基苯酰胺 盐酸盐

trypsin substrate, chromogenic, elastase substrate, ≥98%, powder

同義詞:

Nα-苯甲酰-DL-精氨酸p-基苯酰胺 盐酸盐, BANI, BAPNA

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About This Item

經驗公式(希爾表示法):
C19H22N6O4 · HCl
CAS號碼:
分子量::
434.88
Beilstein:
4081878
EC號碼:
MDL號碼:
分類程式碼代碼:
12352204
PubChem物質ID:
NACRES:
NA.32
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產品名稱

Nα-苯甲酰-DL-精氨酸 4-基苯酰胺 盐酸盐, ≥98%

化驗

≥98%

形狀

powder

顏色

, white to light yellow to light brown

溶解度

DMSO: 50 mg/mL (colorless to dark green-yellow to dark brown-yellow)

儲存溫度

−20°C

SMILES 字串

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 密鑰

DEOKFPFLXFNAON-UHFFFAOYSA-N

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一般說明

Nα-苯甲酰基-DL-精氨酸4-硝基苯胺盐酸盐(DL-BAPNA)是胰蛋白酶、酰胺酶和balterobin(类凝血酶)等蛋白水解酶的发色底物。DL-BAPNA的精氨酸和对硝基苯胺基团之间的键水解释放可通过比色法测定的对硝基苯胺发色团。

應用

Nα-苯甲酰基-DL-精氨酸4-硝基苯胺盐酸盐已用作胰蛋白酶[1]和弹性蛋白酶的酶分析底物。[2]

包裝

无底玻璃瓶。内容物在插入式融锥内。

基底

生色胰蛋白酶底物。

儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

Eyeshields, Gloves, type N95 (US)


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條款

Objective: To standardize a procedure for the enzymatic assay of Aprotinin.

阿普羅汀是一種牛胰蛋白酶抑制劑。為了測量 aprotinin 的活性,本測試使用 405 nm 的連續分光光度法測定速率。

Questions

  1. 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?

    1 answer
    1. 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.

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