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(1R,2S,6R,8R,11S)-2-Hydroxy-11-isopropenyl-6-methyl-5-methylene-9-oxa-tricyclo[6.2.1.02,6]undecan-10-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

81491-86-3

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81491-86-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81491-86-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,4,9 and 1 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 81491-86:
(7*8)+(6*1)+(5*4)+(4*9)+(3*1)+(2*8)+(1*6)=143
143 % 10 = 3
So 81491-86-3 is a valid CAS Registry Number.

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