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2H-Pyrrole, 3-(4-chlorophenyl)-3,4-dihydro-5-phenyl- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

140139-91-9

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140139-91-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 140139-91-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,0,1,3 and 9 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 140139-91:
(8*1)+(7*4)+(6*0)+(5*1)+(4*3)+(3*9)+(2*9)+(1*1)=99
99 % 10 = 9
So 140139-91-9 is a valid CAS Registry Number.

140139-91-9Downstream Products

140139-91-9Relevant academic research and scientific papers

A facile synthesis of isoindoline and Δ1-pyrrolines from chalcone and glycine by a cascade of process involving addition, in situ decarboxylation, and cyclization

Elamparuthi, Elangovan,Sarathkumar, Subramaniayan,Girija, Swaminathan,Anbazhagan, Veerappan

, p. 3992 - 3995 (2014/07/08)

In this Letter, we report a rapid one-step entry into isoindoline and Δ1-pyrrolines from chalcone. The key step in the synthesis is the addition of glycine to chalcone. In acidic medium the reaction presumably goes through aza-Michael addition,

One-pot synthesis of substituted Δ1-pyrrolines through the Michael addition of nitroalkanes to chalcones and subsequent reductive cyclization in aqueous media

Liang, Yongjiu,Dong, Dewen,Lu, Yumei,Wang, Yan,Pan, Wei,Chai, Yanyan,Liu, Qun

, p. 3301 - 3304 (2008/09/17)

A facile and efficient one-pot synthesis of substituted Δ1-pyrrolines in aqueous media has been developed. Upon treatment with aqueous sodium hydroxide in N,N-dimethylformamide, a range of chalcones underwent room temperature Michael addition r

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