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[2R,5S,(+)]-4,4'aα,5,5',6',7',8',8'a-Octahydro-4'α-hydroxy-2',5,5',5',8'aβ-pentamethylspiro[furan-2(3H),1'(4'H)-naphthalene]-5β-acetic acid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

80931-19-7

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80931-19-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 80931-19-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,9,3 and 1 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 80931-19:
(7*8)+(6*0)+(5*9)+(4*3)+(3*1)+(2*1)+(1*9)=127
127 % 10 = 7
So 80931-19-7 is a valid CAS Registry Number.

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