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23679-20-1

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23679-20-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 23679-20-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,6,7 and 9 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 23679-20:
(7*2)+(6*3)+(5*6)+(4*7)+(3*9)+(2*2)+(1*0)=121
121 % 10 = 1
So 23679-20-1 is a valid CAS Registry Number.

23679-20-1SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 16, 2017

Revision Date: Aug 16, 2017

1.Identification

1.1 GHS Product identifier

Product name bis(prop-2-enyl) hydrogen phosphite

1.2 Other means of identification

Product number -
Other names Diallyl hydrogen phosphite

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:23679-20-1 SDS

23679-20-1Relevant articles and documents

Convenient and efficient approach to di- and trideoxyribonucleotide N3′→P5′ phosphoramidates

Tang, Xu,Huang, Cheng,Fu, Hua,Zhao, Yufen

, p. 1930 - 1932 (2007/10/03)

Arbuzov reaction of phenyl phosphorodichloridite with an equivalent of allyl alcohol and tert-butyl alcohol produced phenyl allyl H-phosphonate and the subsequent ester-exchange with various nucleosides produced nucleoside allyl H-phosphonates. Antherton-Todd reaction of the nucleoside allyl H-phosphonates with 3′-amino-3′-deoxythymidine yielded dideoxyribonucleotide N3′→P5′ phosphoramidates, and the repetition of this procedure provided trideoxyribonucleotide N3′→P5′ phosphoramidates. The method can be used for the synthesis of oligodeoxyribonucleotide N3′→P5′ phosphoramidates without any protection for all nucleosides. Georg Thieme Verlag Stuttgart.

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