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89093-60-7

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89093-60-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 89093-60-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,0,9 and 3 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 89093-60:
(7*8)+(6*9)+(5*0)+(4*9)+(3*3)+(2*6)+(1*0)=167
167 % 10 = 7
So 89093-60-7 is a valid CAS Registry Number.

89093-60-7Relevant articles and documents

SYNTHESIS OF CHIRAL OLIGOPEPTIDES BY MEANS OF CATALYTIC ASYMMETRIC HYDROGENATION OF DEHYDROPEPTIDES

Ojima, Iwao,Yoda, Noriko,Yatabe, Momoko,Tanaka, Toshiyuki,Kogure, Tetsuo

, p. 1255 - 1268 (2007/10/02)

Asymmetric hydrogenation of Ac-ΔTyr(Ac)-(S)-Ala-Gly-OMe (6), Ac-ΔTyr(Ac)-(R)-Ala-Gly-(S)-Phe-OMe (7), Ac-ΔPhe-NH-CH(R)-CH2-OCH2Ph (10), HCO-ΔPhe-(S)-Leu-OMe (16), X-AA-ΔPhe-AA'-OMe ( 5: X=tBOC, CBZ, CF3CO; AA, AA'= α-amino acid ), and t

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