637746-90-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 637746-90-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,3,7,7,4 and 6 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 637746-90:
(8*6)+(7*3)+(6*7)+(5*7)+(4*4)+(3*6)+(2*9)+(1*0)=198
198 % 10 = 8
So 637746-90-8 is a valid CAS Registry Number.
637746-90-8Relevant articles and documents
Synthesis of pseudobaptigenin analogs
Bondarenko,Frasinyuk,Khilya
, p. 265 - 270 (2003)
Homologs of the natural isoflavonoid pseudobaptigenin containing benzodioxane and benzodioxepane fragments were synthesized. Methanesulfonyl, carbamoyl, aminomethyl, and coumarin-containing isoflavone derivatives were prepared.