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Merck
CN

S4760

N-Succinyl-Ala-Ala-Ala-p-nitroanilide

elastase substrate, chromogenic, ≥98% (HPLC), powder

Synonym(s):

N-Succinyl-L-alanyl-L-alanyl-L-alanine 4-nitroanilide, N-Succinyl-tri-L-alanine 4-nitroanilide

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About This Item

Empirical Formula (Hill Notation):
C19H25N5O8
CAS Number:
Molecular Weight:
451.43
NACRES:
NA.32
PubChem Substance ID:
UNSPSC Code:
12352204
EC Number:
257-823-5
MDL number:
Beilstein/REAXYS Number:
2928351
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Product Name

N-Succinyl-Ala-Ala-Ala-p-nitroanilide, elastase substrate

assay

≥98% (HPLC)

form

powder

solubility

DMF: 25 mg/mL, clear, colorless to light yellow

storage temp.

2-8°C

SMILES string

C[C@H](NC(=O)CCC(O)=O)C(=O)N[C@@H](C)C(=O)N[C@@H](C)C(=O)Nc1ccc(cc1)[N+]([O-])=O

InChI

1S/C19H25N5O8/c1-10(20-15(25)8-9-16(26)27)17(28)21-11(2)18(29)22-12(3)19(30)23-13-4-6-14(7-5-13)24(31)32/h4-7,10-12H,8-9H2,1-3H3,(H,20,25)(H,21,28)(H,22,29)(H,23,30)(H,26,27)/t10-,11-,12-/m0/s1

InChI key

GVUGADOWXGKRAE-SRVKXCTJSA-N

General description

N-Succinyl-Ala-Ala-Ala-p-nitroanilide is a chromogenic substrate for chymotrypsin-like serine protease, pancreatic elastase and serine endopeptidase.
Elastase substrate.

Application

N-Succinyl-Ala-Ala-Ala-p-nitroanilide has been used as a substrate
  • for screening elastase activity in lyophilized earthworm fibrinolytic enzymes
  • for quantifying elastase activity in sheep milk
  • in screening honeybee inhibitors in serine protease inhibition assay



Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

Regulatory Information

常规特殊物品

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Protocols

Enzymatic Assay of Elastase (EC 3.4.21.36), a continuous spectrophotometric rate determination.

Articles

Elastase application index for understanding leukocyte elastase, a 29KDa serine endoprotease.


Role of endogenous enzymes in proteolysis of sheep milk
Albenzio M, et al.
Journal of Dairy Science, 92(1), 79-86 (2009)
T Fera et al.
The American review of respiratory disease, 133(4), 568-573 (1986-04-01)
In order to determine the acute effect of smoking on elastase in bronchoalveolar lavage fluid (BAL), we obtained BAL from 30 smokers twice, the first before smoking (after 8 h of abstinence) and the second 2 min to 1 h
M Ishida et al.
Enzyme, 37(4), 202-207 (1987-01-01)
Serum succinyl (Ala)3-p-nitroanilide hydrolyzing elastase-like activity which elevates in patients with obstructive jaundice, is due to the joint action of two enzymes: first, succinyl (Ala)3-p-nitroanilide is cleaved to succinyl (Ala)2 and Ala-p-nitroanilide by metalloendopeptidase, and then Ala-p-nitroanilide is cleaved to



Global Trade Item Number

SKUGTIN
S4760-5MG04061832918518
S4760-100MG04061836928315
S4760-25MG04061836928353
S4760-500MG04061836928513