25538-71-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25538-71-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,5,3 and 8 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 25538-71:
(7*2)+(6*5)+(5*5)+(4*3)+(3*8)+(2*7)+(1*1)=120
120 % 10 = 0
So 25538-71-0 is a valid CAS Registry Number.
25538-71-0Relevant articles and documents
New synthesis of tetrahydro-1,4-thiazine-3-ones from 1,2- aminopropanethiols and α-chlorocarboxylic acids
Magerramov,Allakhverdiev,Akhmedova,Caple,Zhdankin
, p. 721 - 728 (2007/10/03)
Tetrahydro-1,4-thiazine-3-ones 5 can be efficiently prepared by the condensation of 1,2-aminopropanethiols 1 and sodium chlorocarboxylates 4 under basic conditions.