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(8S,9R,10R)-7,8,9,10,11-pentabenzoxyundec-5-yne is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

935693-89-3

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935693-89-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 935693-89-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,5,6,9 and 3 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 935693-89:
(8*9)+(7*3)+(6*5)+(5*6)+(4*9)+(3*3)+(2*8)+(1*9)=223
223 % 10 = 3
So 935693-89-3 is a valid CAS Registry Number.

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