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octyl 4,6-O-(1,1,3,3-tetraisopropyl-1,3-disiloxane-1,3-diyl)-α-D-mannopyranoside is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

187139-95-3

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187139-95-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 187139-95-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,7,1,3 and 9 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 187139-95:
(8*1)+(7*8)+(6*7)+(5*1)+(4*3)+(3*9)+(2*9)+(1*5)=173
173 % 10 = 3
So 187139-95-3 is a valid CAS Registry Number.

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