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70977-77-4

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70977-77-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 70977-77-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,9,7 and 7 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 70977-77:
(7*7)+(6*0)+(5*9)+(4*7)+(3*7)+(2*7)+(1*7)=164
164 % 10 = 4
So 70977-77-4 is a valid CAS Registry Number.

70977-77-4Relevant articles and documents

Synthesis and quantititive structure-activity relationships of antiallergic 2-hydroxy-N-1H-tetrazol-5-ylbenzamides and N-(2-hydroxyphenyl)-1H-tetrazole-5-carboxamides

Ford,Knowles,Lunt,et al.

, p. 538 - 549 (2007/10/02)

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5-Tetrazolecarboxamides and Their Salts: New Orally Active AntiAllergy Agents

Klaubert, Dieter H.,Sellstedt, John H.,Guinosso, Charles J.,Bell, Stanley C.,Capetola, Robert J.

, p. 748 - 752 (2007/10/02)

A new series of orally active antiallergy agents, tetrazole-5-carboxamides, has been prepared by acylation of substituted anilines or aminopyridines with 1-benzyl- or 4-(methoxybenzyl)-5-tetrazolecarbonyl chloride and subsequent removal of the benzyl subs

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