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2β,3ξ,16α,20,25-pentahydroxy-10α-cucurbit-5-ene-11,22-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

99529-81-4

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99529-81-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 99529-81-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,5,2 and 9 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 99529-81:
(7*9)+(6*9)+(5*5)+(4*2)+(3*9)+(2*8)+(1*1)=194
194 % 10 = 4
So 99529-81-4 is a valid CAS Registry Number.

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