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(2R,3aS,3bS,7aR)-5-[(2,4-Dinitro-phenyl)-hydrazono]-2,3b,4-trimethyl-2,3,3a,3b,4,5,7,7a-octahydro-1H-cyclopenta[a]pentalene-2-carboxylic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

33261-87-9

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33261-87-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 33261-87-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,2,6 and 1 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 33261-87:
(7*3)+(6*3)+(5*2)+(4*6)+(3*1)+(2*8)+(1*7)=99
99 % 10 = 9
So 33261-87-9 is a valid CAS Registry Number.

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