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4-(3',5'-dimethoxybenzyl)-6-ethyl-2-hydroxyisophthalic acid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

157197-16-5

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157197-16-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 157197-16-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,7,1,9 and 7 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 157197-16:
(8*1)+(7*5)+(6*7)+(5*1)+(4*9)+(3*7)+(2*1)+(1*6)=155
155 % 10 = 5
So 157197-16-5 is a valid CAS Registry Number.

157197-16-5Downstream Products

157197-16-5Relevant academic research and scientific papers

Pigments of Fungi. XXXIV. Synthesis of Austrocorticinic Acid, (+/-)-Austrocorticin and the Methyl Ester of Austrocorticone

Cotterill, Ann S.,Gill, Melvyn

, p. 1363 - 1374 (2007/10/02)

Austrocorticinic acid (1) is synthesised via the isophthalic acid (8) which is available in 37percent yield over three steps from ethyl (3',5'-dimethoxyphenyl)acetate (12).Intramolecular Friedel-Crafts acylation of the acid (8) yields the anthrone (6) whi

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