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1-(3-bromohepta-1,2-dienyl)-2-chloro-benzene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1139686-77-3

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1139686-77-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1139686-77-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,3,9,6,8 and 6 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1139686-77:
(9*1)+(8*1)+(7*3)+(6*9)+(5*6)+(4*8)+(3*6)+(2*7)+(1*7)=193
193 % 10 = 3
So 1139686-77-3 is a valid CAS Registry Number.

1139686-77-3Relevant academic research and scientific papers

New application of n-halosuccinimide/PPh3 for the halogenation of propargyl alcohols to haloallenes

Du, Xin,Dai, Yao,He, Ren,Lu, Shirong,Bao, Ming

experimental part, p. 3940 - 3949 (2010/03/25)

An efficient and convenient new method has been developed for the preparation of haloallenes from propargyl alcohols by a reagent combination of N-halosuccinimide and triphenylphosphine. Chloroallenes 2 and bromoallenes 3 were obtained exclusively in mode

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