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100121-94-6

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100121-94-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 100121-94-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,1,2 and 1 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 100121-94:
(8*1)+(7*0)+(6*0)+(5*1)+(4*2)+(3*1)+(2*9)+(1*4)=46
46 % 10 = 6
So 100121-94-6 is a valid CAS Registry Number.

100121-94-6Relevant articles and documents

Structural Studies on Bio-active Compounds. Part 3. Re-examination of the Hydrolysis of the Antimalarial Drug Pyrimethamine and Related Derivatives and Crystal Structure of a Hydrolysis Product

Griffin, Roger J.,Schwalbe, Carl H.,Stevens, Malcolm F. G.,Wong, Kait P.

, p. 2267 - 2276 (2007/10/02)

Hydrolysis of the diaminopyrimidine pyrimethamine and some of its 5-(3'-substituted)phenyl derivatives with 6M-hydrochloric acid or deamination with nitrous acid, affords mixtures of isomeric aminopyrimidinones.The ratio of products is influenced by the n

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