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(4R,5R)-5-(4-Benzyloxy-phenyl)-3-bromo-3a,4,5,10b-tetrahydro-1,7,9-trioxa-2-aza-dicyclopenta[a,g]naphthalene-4-carboxylic acid benzhydryl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

127658-22-4

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127658-22-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 127658-22-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,6,5 and 8 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 127658-22:
(8*1)+(7*2)+(6*7)+(5*6)+(4*5)+(3*8)+(2*2)+(1*2)=144
144 % 10 = 4
So 127658-22-4 is a valid CAS Registry Number.

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