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12,19-dihydrox-13,14,15,16-tetranorlabd-8(17)-ene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

126642-12-4

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126642-12-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 126642-12-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,6,6,4 and 2 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 126642-12:
(8*1)+(7*2)+(6*6)+(5*6)+(4*4)+(3*2)+(2*1)+(1*2)=114
114 % 10 = 4
So 126642-12-4 is a valid CAS Registry Number.

126642-12-4Downstream Products

126642-12-4Relevant academic research and scientific papers

Synthesis of Ambrox from communic acids

Barrero, Alejandro F.,Altarejos, Joaquin,Alvarez-Manzaneda, Enrique J.,Ramos, Jose M.,Salido, Sofia

, p. 6251 - 6262 (1993)

Two routes for preparing Ambrox (1) from the methyl esters of trans-communic acid (2b) and/or cis-communic acid (3b), via selective degradation of their side chains, stereoselective formation of the tetrahydrofurane ring, and reduction of the axial methoxycarbonyl group, are described.

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