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Azuleno[6,5-b]furan-2(3H)-one,decahydro-5,6- dihydroxy-4a,8-dimethyl-3-methylene-,(3aR,4aS,5R,6S,7aS,8R,9aR)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

19908-77-1

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19908-77-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 19908-77-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,9,0 and 8 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 19908-77:
(7*1)+(6*9)+(5*9)+(4*0)+(3*8)+(2*7)+(1*7)=151
151 % 10 = 1
So 19908-77-1 is a valid CAS Registry Number.

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