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methyl 9,13-dimethyl-7-(1,1,5-trimethyl-4-cyclohexen-6-yl)-14-hydroxy-6,8,10,12-nonatetraen-15-oate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

71987-71-8

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71987-71-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 71987-71-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,9,8 and 7 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 71987-71:
(7*7)+(6*1)+(5*9)+(4*8)+(3*7)+(2*7)+(1*1)=168
168 % 10 = 8
So 71987-71-8 is a valid CAS Registry Number.

71987-71-8Downstream Products

71987-71-8Relevant academic research and scientific papers

SYNTHETIC INVESTIGATIONS IN THE CHEMISTRY OF POLYENE COMPOUNDS LV. SYNTHESIS OF 9,13-DIMETHYL-7-(1,1,5-DIMETHYL-3,5-CYCLOHEXADIEN-6-YL)-7E,9E,11E,13E-NONATETRAEN-15-OIC ACID (VITAMIN A2 ACID) AND ITS ESTERS

Gorina, N. Yu.,Zakharova, N. I.,Filippova, T. M.,Samokhvalov, G. I.

, p. 1622 - 1628 (2007/10/02)

The condensation of 9-methyl-7-(1,1,5-trimethyl-5-cyclohexen-6-yl)-7,9,11-octatrien-13-one (the C18 ketone) with isobutyl monochloroacetate under the influence of potassium isobutoxide or tert-butoxide gave the glycidic ester of the C20 acid.Opening of th

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