(12aS)-1-benzyl-9t-methyl-8c-hydroxy-(12ar,13ac)-1,2,3,8a,9,12a,13,13a-octahydro-8H-10-oxa-1,7b-diaza-benzo[5,6]cyclohepta[1,2,3-jk]fluorene-12-carboxylic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 55855-66-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,8,5 and 5 respectively; the second part has 2 digits, 6 and 6 respectively. Calculate Digit Verification of CAS Registry Number 55855-66: (7*5)+(6*5)+(5*8)+(4*5)+(3*5)+(2*6)+(1*6)=158 158 % 10 = 8 So 55855-66-8 is a valid CAS Registry Number.
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