128677-78-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 128677-78-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,6,7 and 7 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 128677-78:
(8*1)+(7*2)+(6*8)+(5*6)+(4*7)+(3*7)+(2*7)+(1*8)=171
171 % 10 = 1
So 128677-78-1 is a valid CAS Registry Number.
128677-78-1Relevant articles and documents
ASYMMETRIC SYNTHESIS OF UNUSUAL AMINO ACIDS: SYNTHESIS OF OPTICALLY PURE ISOMERS OF β-METHYLTYROSINE
Nicolas, Ernesto,Dharanipragada, Ramalinga,Toth, Geza,Hruby, Victor J.
, p. 6845 - 6848 (1989)
Synthesis of optically pure isomers of β-methyltyrosine has been accomplished.
