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(3aR*,4S*,7aR*)-3a,7a-diethoxycarbonyl-2,3-dioxo-4-sulfenyl-2,3,3a,4,7,7a-hexahydroindole is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

128252-41-5

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128252-41-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 128252-41-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,2,5 and 2 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 128252-41:
(8*1)+(7*2)+(6*8)+(5*2)+(4*5)+(3*2)+(2*4)+(1*1)=115
115 % 10 = 5
So 128252-41-5 is a valid CAS Registry Number.

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