(7aR,8S,11aS)-3-Isopropyl-2-methoxy-8,11a-dimethyl-6-oxo-6,7,7a,8,9,10,11,11a-octahydro-5-oxa-dibenzo[a,c]cycloheptene-8-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 217174-12-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,7,1,7 and 4 respectively; the second part has 2 digits, 1 and 2 respectively. Calculate Digit Verification of CAS Registry Number 217174-12: (8*2)+(7*1)+(6*7)+(5*1)+(4*7)+(3*4)+(2*1)+(1*2)=114 114 % 10 = 4 So 217174-12-4 is a valid CAS Registry Number.
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