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Trifluoro-methanesulfonic acid (Z)-2-[(5R,8S)-2-((E)-2,2-dimethyl-4-tributylstannanyl-but-3-enyl)-3,8-dimethyl-4-oxo-1-oxa-spiro[4.4]nona-2,6-dien-6-yl]-1-methyl-vinyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

129873-10-5

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129873-10-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 129873-10-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,8,7 and 3 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 129873-10:
(8*1)+(7*2)+(6*9)+(5*8)+(4*7)+(3*3)+(2*1)+(1*0)=155
155 % 10 = 5
So 129873-10-5 is a valid CAS Registry Number.

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