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{(3aS,4R,7R)-2-Benzoyl-1-benzyl-4-[(E)-3-(tert-butyl-dimethyl-silanyloxy)-propenyl]-7-methyl-3-oxo-6-trimethylsilanylmethyl-1,2,3,4,7,7a-hexahydro-isoindol-3a-yl}-oxo-ethanethial is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

90741-77-8

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90741-77-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 90741-77-8 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, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 90741-77:
(7*9)+(6*0)+(5*7)+(4*4)+(3*1)+(2*7)+(1*7)=138
138 % 10 = 8
So 90741-77-8 is a valid CAS Registry Number.

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