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4-hydroxy-2,4,5,6-tetramethyl-5,6-dinitrocyclohex-2-enone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

99682-77-6

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99682-77-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 99682-77-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,6,8 and 2 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 99682-77:
(7*9)+(6*9)+(5*6)+(4*8)+(3*2)+(2*7)+(1*7)=206
206 % 10 = 6
So 99682-77-6 is a valid CAS Registry Number.

99682-77-6Upstream product

99682-77-6Relevant academic research and scientific papers

Nitration of 2,3,4,6-Tetramethylphenol and 1,2,3,5-Tetramethylbenzene

Hartshorn, Michael P.,Readman, Jennifer M.,Robinson, Ward T.,Vaughan, John

, p. 587 - 603 (2007/10/02)

Nitration of 1,2,3,5-tetramethylbenzene (2a) with fuming nitric acid gives the tetramethylnitrobenzene (22), products of side-chain modification (23)-(27), the rearranged 6,6-dimethylcyclohexenones (8), (28), (29) and (30), and 2,3,4,6-tetramethyl ketone

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