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75671-81-7

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75671-81-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 75671-81-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,6,7 and 1 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 75671-81:
(7*7)+(6*5)+(5*6)+(4*7)+(3*1)+(2*8)+(1*1)=157
157 % 10 = 7
So 75671-81-7 is a valid CAS Registry Number.

75671-81-7Relevant articles and documents

Total Synthesis of Bovine Pancreatic Ribonuclease A. Part 5. Synthesis of the Protected S-Protein (Positions 21-124) and the Protected S-Peptide (Positions 1-20)

Fujii, Nobutaka,Yajima, Haruaki

, p. 819 - 830 (2007/10/02)

Starting from the protected tetraoctacontapeptide corresponding to the sequence Z(OMe)-(41-124)-OBzl of bovine pancreatic RNase, the protected S-protein Z(OMe)-(RNase 21-124)-OBzl was synthesized by six successive azide condensations of the peptide fragme

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