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100647-18-5

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100647-18-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 100647-18-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,6,4 and 7 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 100647-18:
(8*1)+(7*0)+(6*0)+(5*6)+(4*4)+(3*7)+(2*1)+(1*8)=85
85 % 10 = 5
So 100647-18-5 is a valid CAS Registry Number.

100647-18-5Relevant articles and documents

Different pathways in the reaction of N-(tosylmethyl)-substituted ureas, thioureas, and N′-cyanoguanidines with sodium cyanide. Synthesis of α-ureido nitriles, α-ureido amides, and hydantoin imino derivatives

Fesenko, Anastasia A.,Shutalev, Anatoly D.

, (2020/09/04)

Reaction of N-(tosylmethyl)-substituted ureas, thioureas, and N′-cyanoguanidines, prepared by condensation of the corresponding amides with various aldehydes and p-toluenesulfinic acid, with NaCN has been studied. The outcome of the reaction is strongly d

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