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77834-19-6

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77834-19-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77834-19-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,8,3 and 4 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 77834-19:
(7*7)+(6*7)+(5*8)+(4*3)+(3*4)+(2*1)+(1*9)=166
166 % 10 = 6
So 77834-19-6 is a valid CAS Registry Number.

77834-19-6Relevant articles and documents

Total Synthesis of Bovine Pancreatic Ribonuclease A. Part 2. Synthesis of the Protected Hexatriacontapeptide Ester (Positions 89-124)

Fujii, Nobutaka,Yajima, Haruaki

, p. 797 - 803 (2007/10/02)

Commencing with the protected C-terminal pentadecapeptide of bovine pancreatic RNase, Z(OMe)-(RNase 110-124)-OBzl, chain elongation was accomplished to form the hexatriacontapeptide, Z(OMe)-(RNase 89-124)-OBzl, by six successive azide condensations of the

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