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253-83-8

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253-83-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 253-83-8 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 2,5 and 3 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 253-83:
(5*2)+(4*5)+(3*3)+(2*8)+(1*3)=58
58 % 10 = 8
So 253-83-8 is a valid CAS Registry Number.

253-83-8SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 13, 2017

Revision Date: Aug 13, 2017

1.Identification

1.1 GHS Product identifier

Product name 1,2,3-benzotriazine

1.2 Other means of identification

Product number -
Other names benzotriazine radical

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:253-83-8 SDS

253-83-8Upstream product

253-83-8Relevant articles and documents

-

Adams et al.

, p. 828 (1971)

-

Diels-Alder reaction of 1,2,3-benzotriazine with enamine: Application to the synthesis of alkaloids, 2-propylquinoline and 2-pentylquinoline

Koyama, Junko,Toyokuni, Izumi,Tagahara, Kiyoshi

, p. 332 - 334 (2007/10/03)

The Diels-Alder reaction of 1,2,3-benzotriazine with several pyrrolidine enamines of carbonyl compounds was carried out in chloroform in the presence of zinc bromide to afford 2- or 3-mono-, or 2,3-disubstituted quinolines. This method was applied to the synthesis of the alkaloids, 2-propylquinoline and 2-pentylquinoline.

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