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27675-37-2

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27675-37-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 27675-37-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,6,7 and 5 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 27675-37:
(7*2)+(6*7)+(5*6)+(4*7)+(3*5)+(2*3)+(1*7)=142
142 % 10 = 2
So 27675-37-2 is a valid CAS Registry Number.
InChI:InChI=1/C4H7NO2/c1-2-3-4-5(6)7/h3-4H,2H2,1H3/b4-3+

27675-37-2SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 16, 2017

Revision Date: Aug 16, 2017

1.Identification

1.1 GHS Product identifier

Product name (E)-1-nitrobut-1-ene

1.2 Other means of identification

Product number -
Other names 1-nitrobutene

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:27675-37-2 SDS

27675-37-2Relevant articles and documents

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Novikov,S.S. et al.

, (1962)

-

Reaction behaviour of arylamines with nitroalkenes in the presence of bismuth(iii) triflate: An easy access to 2,3-dialkylquinolines

Ali, Saghir,Gattu, Radhakrishna,Singh, Varun,Mondal, Santa,Khan, Abu T.,Dubey, Gurudutt,Bharatam

supporting information, p. 1785 - 1793 (2020/03/17)

We report the reaction behaviour of arylamines with nitroalkenes in the presence of bismuth(iii) triflate (10 mol%) and diacetoxyiodobenzene (10 mol%). We obtained 2,3-dialkylquinoline derivatives instead of the expected 3-alkylindole derivatives. The present reaction is an alternative approach for the synthesis of 2,3-dialkylquinoline derivatives under milder conditions. Furthermore, we establish the mechanistic pathway by theoretical calculations using Gaussian 09 software [B3LYP/6-311+G(d,p)], which shows that the conventional aza-Michael reaction is preferred over Michael addition. Aliphatic nitroalkenes behave in a different manner than aromatic nitroalkenes. An aza-Michael adduct gives rise to an imine by the elimination of water which may tautomerize to the corresponding enamine. The resulting imine and enamine intermediates react together to afford the desired quinoline derivatives. This protocol has the advantages of consecutive formation of one C-N and two C-C bonds, high regioselectivity, broad substrate-scope and good yields.

Highly Enantioselective Michael Addition of Dithiomalonates to Nitroolefins Catalyzed by New Bifunctional Chiral Thioureas

Yuan, Jia-Ni,Liu, Hui-Xia,Tian, Qin-Qin,Ji, Nan,Shen, Kuo,He, Wei

supporting information, p. 2577 - 2586 (2018/05/03)

We report a highly efficient asymmetric Michael addition of dithiomalonates to trans -β-nitroole?ns catalyzed by versatile cinchona-based bifunctional thioureas, which provides the corresponding adducts in high yields (up to 92%) and with excellent enanti

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