128208-12-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 128208-12-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,2,0 and 8 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 128208-12:
(8*1)+(7*2)+(6*8)+(5*2)+(4*0)+(3*8)+(2*1)+(1*2)=108
108 % 10 = 8
So 128208-12-8 is a valid CAS Registry Number.
128208-12-8Relevant articles and documents
PREPARATION OF ENANTIOMERICALLY PURE 3-ENDO-SULFONYLMETHYL SUBSTITUTED BICYCLOHEPTANE-2-ENDO-CARBOXYLIC ACIDS
Metz, P.
, p. 7311 - 7316 (2007/10/02)
Both enantiomers of title acids 5 were synthesized from mono-ester rac-1.An alternative approach via PLE catalyzed hydrolysis of a meso diester is described too.