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6244-20-8

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6244-20-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 6244-20-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,2,4 and 4 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 6244-20:
(6*6)+(5*2)+(4*4)+(3*4)+(2*2)+(1*0)=78
78 % 10 = 8
So 6244-20-8 is a valid CAS Registry Number.

6244-20-8Upstream product

6244-20-8Relevant articles and documents

Diisophorone and Related Compounds. Part 19 Synthesis and Reactions of 6,8-Dibromodiisophorones

Kurzer, Frederick,Mitchell, John B. O.,Patel, Jayantilal N.

, p. 195 - 214 (1988)

Novel 6,8-dibromo-derivatives of diisophor-2(7)-en-1-ol-3-one and the corresponding 1-carboxylic acid methyl ester are readily accessible by the action of 2 mol of N-bromosuccinimide on the respective parent compounds.Treatment with alkali converts the 6,

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