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69920-00-9

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69920-00-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 69920-00-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,9,2 and 0 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 69920-00:
(7*6)+(6*9)+(5*9)+(4*2)+(3*0)+(2*0)+(1*0)=149
149 % 10 = 9
So 69920-00-9 is a valid CAS Registry Number.

69920-00-9Relevant articles and documents

A Convenient Preparation of Arenesulfonyl Chlorides from the Sodium Sulfonates and Phosphoryl Chloride/Sulfolane

Fujita, Shinsaku

, p. 423 - 424 (1982)

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2-Alkoxyalkoxy-5-aminobenzenesulfonic acid

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, (2008/06/13)

A 2-alkoxyalkoxy-5-aminobenzenesulfonic acid represented by the following general formula (I): STR1 wherein R1 represents an alkylene group having 2 or more carbon atoms; and R2 represents an alkyl group. The compound can be used as an intermediate in the production of a dye releasing redox compound.

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