97989-04-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97989-04-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,9,8 and 9 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 97989-04:
(7*9)+(6*7)+(5*9)+(4*8)+(3*9)+(2*0)+(1*4)=213
213 % 10 = 3
So 97989-04-3 is a valid CAS Registry Number.
97989-04-3Relevant articles and documents
THE CINNAMYLOXYCARBONYL GROUP AS A NEW AMINO-PROTECTING GROUP
Kinoshita, Hideki,Inomata, Katsuhiko,Kameda, Takuo,Kotake, Hiroshi
, p. 515 - 518 (2007/10/02)
A new urethane-type protecting group for amines, cinnamyloxycarbonyl (Coc) group, is described.The cleavage of the Coc group is effectively catalyzed by 5 molpercent of in the presence of formic acid, pyridine, and N-hydroxysuccinimide in ref