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156173-99-8

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156173-99-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 156173-99-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,6,1,7 and 3 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 156173-99:
(8*1)+(7*5)+(6*6)+(5*1)+(4*7)+(3*3)+(2*9)+(1*9)=148
148 % 10 = 8
So 156173-99-8 is a valid CAS Registry Number.

156173-99-8Relevant articles and documents

Dehydrooligopeptides. XVI. Convenient syntheses of two kinds of antrimycins Av and Dv containing dehydrovaline residues

Nakamura,Ito,Shin

, p. 2151 - 2161 (2007/10/02)

Eight kinds of peptide antibiotics, antrimycins (1), consist of four sorts of unusual α-amino acids, that is, hydroxymethylserine, (2S,3S)-2,3-diaminobutanoic acid, (S)-2,3,4,5-tetrahydro-3-pyridazinecarboxylic acid, and dehydrovaline (ΔVal) or (E)-dehydr

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