93960-31-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93960-31-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,9,6 and 0 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 93960-31:
(7*9)+(6*3)+(5*9)+(4*6)+(3*0)+(2*3)+(1*1)=157
157 % 10 = 7
So 93960-31-7 is a valid CAS Registry Number.
93960-31-7Relevant articles and documents
Amethopterine (methotrexate) phosphonoglutamic analogues. Part I. Synthesis
Sturtz,Guillamot
, p. 267 - 273 (2007/10/02)
Even if debatable, the concept of bioequivalence (carboxylic acid-phosphonic acid functions) has already led to therapeutic uses. Selecting a Methotrexate model, a useful antineoplasic agent, we wished to define less toxic structures of compounds leading