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41264-12-4

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41264-12-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 41264-12-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,1,2,6 and 4 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 41264-12:
(7*4)+(6*1)+(5*2)+(4*6)+(3*4)+(2*1)+(1*2)=84
84 % 10 = 4
So 41264-12-4 is a valid CAS Registry Number.

41264-12-4Upstream product

41264-12-4Relevant articles and documents

2-Substituted-3,4-epoxycyclopentan-1-ones, and 2-substituted-3,4-epoxycyclopentan-1-ols

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, (2008/06/13)

This disclosure describes 2-substituted-3,4-epoxy-cyclopentan-1-ones, 2-substituted-3,4-epoxycyclopentan-1-ols, and various 2-substituted-cyclopentenones useful as intermediates for the preparation of certain 11-hydroxy- and 11-deoxy-9-keto(or hydroxy)-prostanoic acid derivatives which possess bronchodilator, hypotensive, and anti-ulcer activity.

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