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(1R,2S,6R,7S)-5-((1S,2R,4R)-2-Methoxy-7,7-dimethyl-bicyclo[2.2.1]heptane-1-carbonyl)-3-oxa-5-aza-tricyclo[5.2.1.02,6]dec-8-en-4-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

139240-72-5

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139240-72-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 139240-72-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,2,4 and 0 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 139240-72:
(8*1)+(7*3)+(6*9)+(5*2)+(4*4)+(3*0)+(2*7)+(1*2)=125
125 % 10 = 5
So 139240-72-5 is a valid CAS Registry Number.

139240-72-5Upstream product

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