50703-54-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 50703-54-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,0,7,0 and 3 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 50703-54:
(7*5)+(6*0)+(5*7)+(4*0)+(3*3)+(2*5)+(1*4)=93
93 % 10 = 3
So 50703-54-3 is a valid CAS Registry Number.
50703-54-3Relevant articles and documents
Synthesis, Absolute Configuration, and Chiroptical Property of (+)-cis-4b,5,9b,10-Tetrahydroindenoindene-5,10-dione
Ogura, Fumio,Nakao, Akio,Nakagawa, Masazumi
, p. 291 - 292 (2007/10/02)
The title compound having the (4bS,9bS) configuration was prepared from (2S,3S)-(+)-2,3-diphenylsuccinic acid, and the circular dichroic property was discussed.