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Acetic acid (3E,9E)-(1R,11S,14S)-16-benzyl-14-methyl-6,18-dioxo-13-trimethylsilanylmethyl-17-aza-tricyclo[9.7.0.01,15]octadeca-3,9,12-trien-2-yl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

90741-86-9

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90741-86-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 90741-86-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,7,4 and 1 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 90741-86:
(7*9)+(6*0)+(5*7)+(4*4)+(3*1)+(2*8)+(1*6)=139
139 % 10 = 9
So 90741-86-9 is a valid CAS Registry Number.

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