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2-[1-((1S,3R,8S,9S,10R,13S,14S,17S)-1,3-Bis-methoxymethoxy-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)-ethoxy]-tetrahydro-pyran is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

90540-49-1

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90540-49-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 90540-49-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,5,4 and 0 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 90540-49:
(7*9)+(6*0)+(5*5)+(4*4)+(3*0)+(2*4)+(1*9)=121
121 % 10 = 1
So 90540-49-1 is a valid CAS Registry Number.

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