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tert-butyl 2-bromo-4-methoxyphenethylcarbamate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1273546-88-5

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1273546-88-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1273546-88-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,7,3,5,4 and 6 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1273546-88:
(9*1)+(8*2)+(7*7)+(6*3)+(5*5)+(4*4)+(3*6)+(2*8)+(1*8)=175
175 % 10 = 5
So 1273546-88-5 is a valid CAS Registry Number.

1273546-88-5Relevant articles and documents

Synthesis of substituted indoline and carbazole by benzyne-mediated cyclization-functionalization

Noji, Toshiharu,Fujiwara, Hideto,Okano, Kentaro,Tokuyama, Hidetoshi

, p. 1946 - 1949 (2013/06/04)

A benzyne-mediated synthesis of substituted indolines and carbazoles was developed. The reaction includes generation of benzyne using Mg(TMP) 2·2LiCl as a base, cyclization, and trapping the resulting organomagnesium intermediate with an electr

Synthesis of chiral 1-substituted tetrahydroisoquinolines by the intramolecular 1,3-chirality transfer reaction catalyzed by Bi(OTf)3

Kawai, Nobuyuki,Abe, Ryuzou,Matsuda, Mika,Uenishi, Jun'Ichi

experimental part, p. 2102 - 2114 (2011/06/19)

The intramolecular 1,3-chirality transfer reaction of chiral amino alcohols 1 with 99% ee was developed to construct chiral 1-substituted tetrahydroisoquinoline 2. Bi(OTf)3 (10 mol %)-catalyzed cyclization of 1 (R = H) afforded (S)-1-(E)-propenyl tetrahydroisoquinoline 2 (R = H) in 83% yield with a ratio of 98:2. The stereochemistry at the newly formed chiral center was produced by a syn SN2′-type process. In this reaction, the substituent on the benzene ring of 1 significantly affected the reactivities and selectivities. A plausible reaction mechanism was proposed.

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