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2,6-dioxo-hexahydro-3,5-cyclo-difuro[2,3-b;3',2'-e]pyran-3a-carboxylic acid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

90772-07-9

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90772-07-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 90772-07-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,7,7 and 2 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 90772-07:
(7*9)+(6*0)+(5*7)+(4*7)+(3*2)+(2*0)+(1*7)=139
139 % 10 = 9
So 90772-07-9 is a valid CAS Registry Number.

90772-07-9Upstream product

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