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81049-21-0

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81049-21-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81049-21-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,0,4 and 9 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 81049-21:
(7*8)+(6*1)+(5*0)+(4*4)+(3*9)+(2*2)+(1*1)=110
110 % 10 = 0
So 81049-21-0 is a valid CAS Registry Number.

81049-21-0Relevant articles and documents

A chiral synthesis of a unique secodehydroabietane from tall oil

Fuji,Zheng,Node,Hao

, p. 202 - 203 (1991)

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