126577-61-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 126577-61-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,6,5,7 and 7 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 126577-61:
(8*1)+(7*2)+(6*6)+(5*5)+(4*7)+(3*7)+(2*6)+(1*1)=145
145 % 10 = 5
So 126577-61-5 is a valid CAS Registry Number.
126577-61-5Relevant articles and documents
CONSTRUCTION OF OPTICALLY PURE TRYPTOPHANS FROM SERINE DERIVED AZIRIDINE-2-CARBOXYLATES
Sato, Kazuo,Kozikowski, Alan P.
, p. 4073 - 4076 (1989)
The possibility of preparing optically pure tryptophan derivatives from various substituted indoles and (2R)- or (2S)-2-aziridinecarboxylates has been examined.Zinc triflate was found to be the only Lewis acid capable of bringing about this reaction in mo
