4525-05-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4525-05-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,5,2 and 5 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 4525-05:
(6*4)+(5*5)+(4*2)+(3*5)+(2*0)+(1*5)=77
77 % 10 = 7
So 4525-05-7 is a valid CAS Registry Number.
4525-05-7Relevant articles and documents
REACTION OF 5(4H)-THIAZOLONES WITH DIAZOMETHANE
Arenal, I.,Bernabe, M.,Cuevas, O.,Alvarez, E. Fernandez
, p. 1387 - 1394 (2007/10/02)
The reaction of diazomethane with several (Z)-2-substituted-4-benzylidene-5(4H)thiazolones (1) (2-substitution: SCH2Ph, OCH2Ph, SCH3, CH3, Ph), under two different conditions, has been studied.In benzene at 45 deg C (Z) and (E)-2-substituted-1-phenyl-7-ox
