Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Amastatin
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

DC Chemicals Limited
China
Product Name: Amastatin
Price: $Inquiry/100mg $Inquiry/250mg $Inquiry/500mg
Purity: 98.0%
Stocking Period: 3 Day
Contact: Tony Cao
Email: sales@dcchemicals.com

67655-94-1

67655-94-1 structure

67655-94-1 structure

Name: AMASTATIN
Chemical Name: amastatin
CAS Number: 67655-94-1
Molecular Formula: C₂₁H₃₈N₄O₈
Molecular Weight: 474.54800
Create Date: 2018-12-18 11:44:58
Modify Date: 2025-08-25 17:52:08
Amastatin is a non-toxic inhibitor of aminopeptidase A (Ki = 1 μM) and leucine aminopeptidase. Also acts as a slow-binding, competitive inhibitor of aminopeptidase M. Does not inhibit aminopeptidase B, chymotrypsin, elastase, papain, pepsin, thermolysin, or trypsin.

Name	amastatin
Synonyms	amastatin,streptomyces species

Density	1.228g/cm3
Boiling Point	795.1ºC at 760 mmHg
Molecular Formula	C₂₁H₃₈N₄O₈
Molecular Weight	474.54800
Flash Point	434.7ºC
Exact Mass	474.26900
PSA	208.15000
LogP	0.91940
Index of Refraction	1.523

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CI9098850

CHEMICAL NAME :: L-Aspartic acid, N-(N-(3-amino-2-hydroxy-5-methyl-1-oxohexyl)-L-valyl) -L-valyl)-, (S-(R*,S*))-

CAS REGISTRY NUMBER :: 67655-94-1

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C21-H38-N4-O8

MOLECULAR WEIGHT :: 474.63

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD - Lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >125 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: JANTAJ Journal of Antibiotics. (Japan Antibiotics Research Assoc., 2-20-8 Kamiosaki, Shinagawa-ku, Tokyo, 141, Japan) V.2-5, 1948-52; V.21- 1968- Volume(issue)/page/year: 31,636,1978

Hazard Codes	Xi

Precursor 8
13734-41-3 70853-26-8 63219-62-5 62023-30-7
73397-22-5 70853-19-9 70853-23-5 73397-34-9
DownStream 0

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