81912-43-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81912-43-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,9,1 and 2 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 81912-43:
(7*8)+(6*1)+(5*9)+(4*1)+(3*2)+(2*4)+(1*3)=128
128 % 10 = 8
So 81912-43-8 is a valid CAS Registry Number.
81912-43-8Relevant articles and documents
A NEW DETERMINATION OF THE ABSOLUTE CONFIGURATION OF THE CHIRAL AMINE
Nagao, Yoshimitsu,Yagi, Masahiro,Ikeda, Takao,Fujita, Eiichi
, p. 205 - 208 (2007/10/02)
A new method for assignment of the absolute configuration of the asymmetric carbon atom attached to an amino or imino group using rac.-3-hexadecanoyl-4-methoxycarbonyl-1,3-thiazolidine-2-thione (rac.-HDMTT) (4) is described.