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(3aS,8aR)-2,3,5,6,7,8-hexahydro-3a,8a-methano-1H,4H-azulen-1-one (S,S)-hydrobenzoin ketal is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

117583-56-9

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117583-56-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 117583-56-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,5,8 and 3 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 117583-56:
(8*1)+(7*1)+(6*7)+(5*5)+(4*8)+(3*3)+(2*5)+(1*6)=139
139 % 10 = 9
So 117583-56-9 is a valid CAS Registry Number.

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117583-56-9Relevant academic research and scientific papers

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