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3-butyl-5-[2-(3-ethyl-4,5-diphenyl-3H-thiazol-2-ylidene)-ethylidene]-3'-(3-propionyloxy-ethyl)-2'-thioxo-dihydro-[2,5']bithiazolylidene-4,4'-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

21013-67-2

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21013-67-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 21013-67-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,0,1 and 3 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 21013-67:
(7*2)+(6*1)+(5*0)+(4*1)+(3*3)+(2*6)+(1*7)=52
52 % 10 = 2
So 21013-67-2 is a valid CAS Registry Number.

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