103197-92-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103197-92-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,1,9 and 7 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 103197-92:
(8*1)+(7*0)+(6*3)+(5*1)+(4*9)+(3*7)+(2*9)+(1*2)=108
108 % 10 = 8
So 103197-92-8 is a valid CAS Registry Number.
103197-92-8Relevant articles and documents
ENANTIOSELECTIVE SYNTHESES OF 2-ARYLPROPANOIC ACIDS: (S)-2-PHENYLPROPANOIC ACID
Coghlan, Dan R.,Hamon, David P. G.,Massy-Westropp, Ralph A.,Slobedman, Davin
, p. 299 - 302 (2007/10/02)
(S)-2-Phenylpropanoic acid, an intermediate for the preparation of optically active Ibuprofen, has been synthesized using, as the key steps, Sharpless epoxidation and benzylic hydrogenolysis.
