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155437-77-7

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155437-77-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 155437-77-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,5,4,3 and 7 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 155437-77:
(8*1)+(7*5)+(6*5)+(5*4)+(4*3)+(3*7)+(2*7)+(1*7)=147
147 % 10 = 7
So 155437-77-7 is a valid CAS Registry Number.

155437-77-7Downstream Products

155437-77-7Relevant articles and documents

Cephem compounds compositions and method

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, (2008/06/13)

Novel cephem compounds having, at the 3-position of the cephem nucleus, a group of the formula: wherein A stands for a further optionally substituted divalent nonionic aromatic heterocyclic group bounded to the adjacent sulfur atom via carbon atom, Y stan

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