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6-Phenyl-4,4a,7a,8-tetrahydro-furo[2,3-f]isoindole-5,7-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

142776-05-4

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142776-05-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 142776-05-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,7,7 and 6 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 142776-05:
(8*1)+(7*4)+(6*2)+(5*7)+(4*7)+(3*6)+(2*0)+(1*5)=134
134 % 10 = 4
So 142776-05-4 is a valid CAS Registry Number.

142776-05-4Downstream Products

142776-05-4Relevant academic research and scientific papers

SYNTHESIS OF FURAN-FUSED 3-SULFOLENE. A STABLE PRECURSOR TO FURAN ANALOGUE OF o-QUINODIMETHANE

Chou, Ta-shue,Tsai, Chung-Ying

, p. 663 - 666 (2007/10/02)

Ultrasound-promoted zincation of 2-chloro-4-bromo-2-sulfolene (10) with benzoyloxyacetaldehyde (6), followed by base-induced hydrolysis, intramolecular conjugate addition and aromatization, gives the 3-sulfolene (4) which is a stable precursor to the fura

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