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(6R,9aR)-6-(tert-Butyl-dimethyl-silanyloxymethyl)-2-methoxy-3-trimethylsilanyl-4,5,6,8,9,9a-hexahydro-7H-1-oxa-6a-aza-cyclopenta[e]azulen-4-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

128562-73-2

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128562-73-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 128562-73-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,5,6 and 2 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 128562-73:
(8*1)+(7*2)+(6*8)+(5*5)+(4*6)+(3*2)+(2*7)+(1*3)=142
142 % 10 = 2
So 128562-73-2 is a valid CAS Registry Number.

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