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di(tert-butyl) (E)-2-(3-acetyl-2,6-dihydroxyphenyl)-2-butenedioate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1187486-20-9

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1187486-20-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1187486-20-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,7,4,8 and 6 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1187486-20:
(9*1)+(8*1)+(7*8)+(6*7)+(5*4)+(4*8)+(3*6)+(2*2)+(1*0)=189
189 % 10 = 9
So 1187486-20-9 is a valid CAS Registry Number.

1187486-20-9Downstream Products

1187486-20-9Relevant academic research and scientific papers

A chemoselective and one-pot synthesis of 5-hydroxy and 7-hydroxy coumarin derivatives

Baharfar, Robabeh,Vahdat, Seyed M.,Hakimabadi, Fatemeh G.

, p. 489 - 493 (2009)

An efficient one-pot reaction of dialkyl acetylenedicarboxylates with 2,4-dihydroxybenzo(or aceto)phenones in the presence of triphenylphosphine produces 5-hydroxy- and 7-hydroxycoumarin derivatives. The novel procedure features short reaction time, fairl

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