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(20Ξ)-3'',3''-difluoro-17,20;20,21-bis-methanediyldioxy-16α-methyl-2'-phenyl-(6β,7β)-7,3''-dihydro-6H,2'H-cyclopropa[6,7]pregn-4-eno[3,2-c]pyrazol-11β-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

19449-17-3

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19449-17-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 19449-17-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,4,4 and 9 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 19449-17:
(7*1)+(6*9)+(5*4)+(4*4)+(3*9)+(2*1)+(1*7)=133
133 % 10 = 3
So 19449-17-3 is a valid CAS Registry Number.

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