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498289

Sigma-Aldrich

3-Ethynylaniline

≥98%

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About This Item

Linear Formula:
HC≡CC6H4NH2
CAS Number:
Molecular Weight:
117.15
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

≥98%

reaction suitability

reaction type: click chemistry

storage temp.

2-8°C

SMILES string

Nc1cccc(c1)C#C

InChI

1S/C8H7N/c1-2-7-4-3-5-8(9)6-7/h1,3-6H,9H2

InChI key

NNKQLUVBPJEUOR-UHFFFAOYSA-N

General description

3-Ethynylaniline is a terminal alkyne that can be prepared by the reduction of 3-ethylnylnitrobenzene.

Application

3-Ethynylaniline may be used in the synthesis of the following benzoxazine monomers:
  • bis{4-[3-(3-ethynylphenyl)(2H,4Hbenzo[3,4-e]1,3-oxazin-6-yloxy)]phenyl}phenylphosphino-1-one
  • [3-(3-ethynylphenyl)(2H,4Hbenzo[3,4-e]1,3-oxazaperhydroin-6-yl)][3-(3-ethynylphenyl)(2H,4H-benzo[3,4-e]1,3-oxazin-6-yl)]phenylphosphino-1-one
  • bis[3-(3-ethynylphenyl)(2H,4Hbenzo[3,4-e]1,3-oxazin-6-yl)oxy]phenylphosphino-1-one
It may be used:
  • To synthesize succin(m-ethynyl)dianilide and sebaco(m-ethynyl)dianilide.
  • As a reagent in the multi-step synthesis of erlotinib hydrochloride.
  • To prepare 3-(3-ethynylphenyl)-6-methyl-2H, 4H-benzo[e]1,3-oxazine.
  • To prepare 3-[3-(4-acetylamino-benzyl)-[1,2,4]oxadiazol-5- yl]-N-(3-ethynyl-phenyl)-propionamide.

Pictograms

FlameExclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

WGK

WGK 3

Flash Point(F)

closed cup

Flash Point(C)

closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

危险化学品

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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