4-CHLORO-2-OXO-2H-CHROMENE-3-CARBALDEHYDE

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Names

[ CAS No. ]:
50329-91-4

[ Name ]:
4-CHLORO-2-OXO-2H-CHROMENE-3-CARBALDEHYDE

[Synonym ]:
4-chlorocoumarin-3-carboxaldehyde
4-chloro-2-oxo-2h-chromene-3-carbaldehyde
4-chloro-3-coumarinaldehyde
4-chloro-3-formyl-2(2H)-chromenone
3-formyl-4-chloro-coumarin
4-Chloro-3-formylcoumarin
MFCD00179896
chlorooxochromenecarbaldehyde

Chemical & Physical Properties

[ Density]:
1.47g/cm3

[ Boiling Point ]:
374.5ºC at 760 mmHg

[ Melting Point ]:
126-130ºC(lit.)

[ Molecular Formula ]:
C10H5ClO3

[ Molecular Weight ]:
208.59800

[ Flash Point ]:
173.7ºC

[ Exact Mass ]:
207.99300

[ PSA ]:
47.28000

[ LogP ]:
2.25890

[ Index of Refraction ]:
1.618

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

[ Risk Phrases ]:
36/37/38

[ Safety Phrases ]:
26-36

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ HS Code ]:
2932209090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 4-Hydroxycoumarin
  • N,N-Dimethylformamide
  • N-Methylformanilide
  • Phenol
  • MONOPHENYL MALONATE
  • 3-bromo-4-oxochromen-2-olate
  • phenyl acetate
  • Ortho-Hydroxyacetophenone

DownStream

  • 9-chlorochromeno[4,3-b]quinolin-6-one
  • 4-hydroxy-2-oxo-2h-chromene-3-carbaldehyde
  • 10-methylchromeno[4,3-b]quinolin-6-one
  • 1,3-dimethylchromeno[4,3-b]pyrrol-4-one
  • 4-(butylamino)-2-oxochromene-3-carbaldehyde
  • 2-oxo-4-(propylamino)chromene-3-carbaldehyde
  • 2-pyrrolidin-1-ylchromeno[4,3-d]pyrimidin-5-one
  • chromeno[4,3-b]quinolin-6-one
  • [1]Benzopyrano[4,3-c]pyrazol-4(1H)-one, 1-phenyl-

Customs

[ HS Code ]: 2932209090

[ Summary ]:
2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • 6-bromo-4-chloro-2-oxo-2H-chromene-3-carbaldehyde
  • 4-chloro-2-oxo-2H-chromene-3-carbaldehyde phenylhydrazone
  • 4-CHLORO-2-OXO-2H-CHROMENE-3-CARBONITRILE
  • METHYL 4-CHLORO-2-OXO-2H-CHROMENE-3-CARBOXYLATE
  • ethyl 4-chloro-2-oxo-2H-chromene-3-carboxylate
  • benazolin-methyl ester
  • 1-(2-aminoethyl)-1H-indazol-6-ol
  • tert-butyl {1-[2-(7-methoxy-4-methyl-2-oxoquinazolin-1(2H)-yl)ethyl]piperidin-4-yl}carbamate
  • tert-butyl {1-[2-(7-methoxy-4-methyl-2-oxoquinolin-1(2H)-yl)ethyl]piperidin-4-yl}carbamate
  • 2-[1-[[(1,1-dimethylethoxy)carbonyl]amino]ethyl]-4-Thiazolecarboxylic acid methyl ester
  • Tert-butyl (4-(2-nitrophenylcarbonylamino)cyclohexyl)carbamate
  • Tert-butyl (4-(2-aminophenylcarbonylamino)cyclohexyl)carbamate
  • 4-Methyl-3-(2-oxopyrrolidin-1-yl)sulfonylbenzoic acid
  • 2-({[(Benzyloxy)carbonyl]amino}oxy)-4-methylhexanoic acid
  • tert-Butyl (R)-(4-(1-aminoethyl)cyclohexyl)carbamate
  • 5-Bromo-2-(difluoromethyl)-7-methylbenzo[b]thiophene
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