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[(1S,3R,8S,9S,10R,13S,14S)-10,13-Dimethyl-1,3-bis-(tetrahydro-pyran-2-yloxy)-1,2,3,4,7,8,9,10,11,12,13,14,15,16-tetradecahydro-cyclopenta[a]phenanthren-(17E)-ylidene]-acetic acid ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

81089-29-4

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81089-29-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81089-29-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,0,8 and 9 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 81089-29:
(7*8)+(6*1)+(5*0)+(4*8)+(3*9)+(2*2)+(1*9)=134
134 % 10 = 4
So 81089-29-4 is a valid CAS Registry Number.

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