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(+/-)-(3S*,4S*,5R*,6R*)-2-(acetoxymethyl)-3,6-bis<(tert-butyldimethylsilyl)oxy>-4,5-epoxycyclohex-1-enecarbaldehyde is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

89773-23-9

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89773-23-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 89773-23-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,7,7 and 3 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 89773-23:
(7*8)+(6*9)+(5*7)+(4*7)+(3*3)+(2*2)+(1*3)=189
189 % 10 = 9
So 89773-23-9 is a valid CAS Registry Number.

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