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157887-45-1

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157887-45-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 157887-45-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,7,8,8 and 7 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 157887-45:
(8*1)+(7*5)+(6*7)+(5*8)+(4*8)+(3*7)+(2*4)+(1*5)=191
191 % 10 = 1
So 157887-45-1 is a valid CAS Registry Number.

157887-45-1Relevant articles and documents

An efficient large scale synthesis of 4-isopropyl- and 4-isopropyl-6-methoxybenzisothiazolones

Desai,Hlasta,Monsour,Saindane

, p. 7161 - 7163 (2007/10/02)

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