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(3S,4S)-4-acetoxy-3-phthalimido-1-trimethylsilyl-2-azetidinone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

139747-93-6

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139747-93-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 139747-93-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,7,4 and 7 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 139747-93:
(8*1)+(7*3)+(6*9)+(5*7)+(4*4)+(3*7)+(2*9)+(1*3)=176
176 % 10 = 6
So 139747-93-6 is a valid CAS Registry Number.

139747-93-6Upstream product

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