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9-Bromomethylene-10-ethyl-1,8,10-trimethyl-9,10-dihydro-anthracene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

339990-67-9

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339990-67-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 339990-67-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,9,9,9 and 0 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 339990-67:
(8*3)+(7*3)+(6*9)+(5*9)+(4*9)+(3*0)+(2*6)+(1*7)=199
199 % 10 = 9
So 339990-67-9 is a valid CAS Registry Number.

339990-67-9Upstream product

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