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309977-86-4

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309977-86-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 309977-86-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,9,9,7 and 7 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 309977-86:
(8*3)+(7*0)+(6*9)+(5*9)+(4*7)+(3*7)+(2*8)+(1*6)=194
194 % 10 = 4
So 309977-86-4 is a valid CAS Registry Number.

309977-86-4Upstream product

309977-86-4Relevant articles and documents

Catalytic asymmetric mannich reactions of sulfonylacetates

Cassani, Carlo,Bernardi, Luca,Fini, Francesco,Ricci, Alfredo

supporting information; experimental part, p. 5694 - 5697 (2009/11/30)

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