81216-75-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81216-75-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,2,1 and 6 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 81216-75:
(7*8)+(6*1)+(5*2)+(4*1)+(3*6)+(2*7)+(1*5)=113
113 % 10 = 3
So 81216-75-3 is a valid CAS Registry Number.
81216-75-3Relevant articles and documents
2-AMINO-Δ2-THIAZOLIN-4-ONES IN ACYLATION REACTIONS
Ramsh, S. M.,Basova, Yu. G,Ginak. A. I.,Smorygo, N.A.,Rodin, A. A.
, p. 24 - 28 (2007/10/02)
It is shown that 2-acetyl derivatives are formed in the acetylation of 2-amino-Δ2-thiazolin-4-one and its 2-phenyl analog with acetic anhydride in acetic acid. 2-Amino-Δ2-thiazolin-4-one is not acetylated by acetyl chloride in the pr
