2-ethynylbenzaldehyde

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Names

[ CAS No. ]:
38846-64-9

[ Name ]:
2-ethynylbenzaldehyde

[Synonym ]:
benzaldehyde,2-ethynyl
MFCD04039985
2-FORMYLPHENYLACETYLENE
ortho-ethynylbenzaldehyde
2-ethynyl-benzaldehyde
o-ethynylbenzaldehyde

Chemical & Physical Properties

[ Density]:
1.07g/cm3

[ Boiling Point ]:
230.3ºC at 760 mmHg

[ Melting Point ]:
64-67ºC

[ Molecular Formula ]:
C9H6O

[ Molecular Weight ]:
130.14300

[ Flash Point ]:
90.8ºC

[ Exact Mass ]:
130.04200

[ PSA ]:
17.07000

[ LogP ]:
1.48040

[ Index of Refraction ]:
1.554

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H319-H335

[ Precautionary Statements ]:
P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xi: Irritant;

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
26-36

[ RIDADR ]:
NONH for all modes of transport

[ HS Code ]:
2912299000

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 2-[(TRIMETHYLSILYL)ETHYNYL]BENZALDEHYDE
  • 2-[2-tri(propan-2-yl)silylethynyl]benzaldehyde
  • 1-benzofuran-2-ylmethanol,benzoic acid
  • 2-Bromobenzaldehyde
  • TMS-acetylene
  • Acetylene
  • 8-methylidenebicyclo[4.2.0]octa-1,3,5-trien-7-one
  • 2-ETHENYLBENZALDEHYDE
  • 2-Iodobenzaldehyde

DownStream

  • (2-Ethynylphenyl)methanol
  • (4-Ethynylphenyl)methanol
  • 2-IODONAPHTHALENE
  • 3-Isochromanone
  • 2-acetylbenzaldehyde
  • 2-Phenylethynyl-benzaldehyde
  • o-Phthalaldehyde
  • Benzamide, 2-ethynyl-N-methyl- (9CI)
  • 3-METHYLENEISOBENZOFURAN-1(3H)-ONE
  • 2-Ethylbenzaldehyde

Customs

[ HS Code ]: 2912299000

[ Summary ]:
2912299000. other cyclic aldehydes without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Related Compounds

  • 4-fluoro-2-ethynylbenzaldehyde
  • 5-chloro-2-ethynylbenzaldehyde
  • 5-fluoro-2-ethynylbenzaldehyde
  • 2-ethynylbenzaldehyde diethyl acetal
  • 2-[(4-aminobenzoyl)-benzylamino]ethyl-diethylazanium,chloride
  • 2-methyl-1-tetradecyl-2H-pyridine
  • 2-(1-{2,5-dimethylpyrazolo[1,5-a]pyrimidin-7-yl}piperidin-4-yl)-N-(oxan-4-yl)acetamide
  • 2-{1-[(3-cyanophenyl)methyl]piperidin-4-yl}-N-(oxan-4-yl)acetamide
  • 2-{1-[(2-chlorophenyl)methyl]piperidin-4-yl}-N-(oxan-4-yl)acetamide
  • 2-{1-[(4-cyanophenyl)methyl]piperidin-4-yl}-N-(oxan-4-yl)acetamide
  • 2-{1-[(3-chlorophenyl)methyl]piperidin-4-yl}-N-(oxan-4-yl)acetamide
  • 3-Cyclopropyl-1-[1-(1,3,4-thiadiazol-2-yl)piperidin-4-yl]imidazolidine-2,4-dione
  • 2-[3-(Trifluoromethyl)azetidin-1-yl]-1,3,4-thiadiazole
  • 2-{1-[(2,4-difluorophenyl)methyl]piperidin-4-yl}-N-(oxan-4-yl)acetamide
  • N-(oxan-4-yl)-2-(1-{4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl}piperidin-4-yl)acetamide
  • 2-(1-{7-methylthieno[3,2-d]pyrimidin-4-yl}piperidin-4-yl)-N-(oxan-4-yl)acetamide
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