Ethyl <3R-(3α,3aα,5aβ,5bβ,6aβ,9α,9aα,11aS*)>-5-oxo-2,3,3a,4,5,5a,5b,6,6a,7,8,9,9a,10-tetradecahydro-3,5a,6a-trimethyl-9-isopropyl-1H-pentaleno<1,6a-a>-s-indacene-11-carboxylate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 119987-99-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,9,9,8 and 7 respectively; the second part has 2 digits, 9 and 9 respectively. Calculate Digit Verification of CAS Registry Number 119987-99: (8*1)+(7*1)+(6*9)+(5*9)+(4*8)+(3*7)+(2*9)+(1*9)=194 194 % 10 = 4 So 119987-99-4 is a valid CAS Registry Number.
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