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255839-20-4

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255839-20-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 255839-20-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,5,8,3 and 9 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 255839-20:
(8*2)+(7*5)+(6*5)+(5*8)+(4*3)+(3*9)+(2*2)+(1*0)=164
164 % 10 = 4
So 255839-20-4 is a valid CAS Registry Number.

255839-20-4SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 14, 2017

Revision Date: Aug 14, 2017

1.Identification

1.1 GHS Product identifier

Product name (1R,4S)-2-Acetyl-1-amino-4-(hydroxymethyl)-2-cyclopentene

1.2 Other means of identification

Product number -
Other names -

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:255839-20-4 SDS

255839-20-4Downstream Products

255839-20-4Relevant articles and documents

Method for preparing (1R,4S)-2-azabicyclo[2.2.1]hept-5-ene-3-one derivatives

-

, (2008/06/13)

A biotechnological method is described for preparing compounds of the general formulas wherein R1 is acyl or acyloxy and R2 is a hydrogen atom or C1-10 alkyl, comprising the conversion of a lactam of the general formula by means of a hydrolase in the presence of a nucleophile and in the presence of a base in a constant pH range. Also described is the subsequent conversion of the compound of general formula I into the optically active 1-amino-4-(hydroxymethyl)-2-cyclopentene of the formula

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