2H-PYRAN-2-ONE, 5-BROMO-

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Names

[ CAS No. ]:
19978-33-7

[ Name ]:
2H-PYRAN-2-ONE, 5-BROMO-

[Synonym ]:
5-bromo-2-pyrone
2H-Pyran-2-one,5-bromo
5-bromo-pyran-2-one
5-bromo-2(H)-pyran-2-one

Chemical & Physical Properties

[ Density]:
1.882±0.06 g/cm3(Predicted)

[ Boiling Point ]:
233.7±33.0 °C(Predicted)

[ Melting Point ]:
61-63 °C

[ Molecular Formula ]:
C₅H₃BrO₂

[ Molecular Weight ]:
174.98000

[ Exact Mass ]:
173.93200

[ PSA ]:
30.21000

[ LogP ]:
1.40230

[ Storage condition ]:
-20°C

Safety Information

[ HS Code ]:
2932999099

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

2H-PYRAN-2-ONE, 3,5-DIBROMO-5,6-DIHYDRO-
2-Oxo-2H-pyran-5-carboxylic acid
5,6-DIHYDRO-2H-PYRAN-2-ONE
2H-PYRAN-2-ONE, 3-BROMO-5,6-DIHYDRO-
6-Methoxy-2,6-dihydro-3H-pyran-3-one
6-Hydroxy-2H-pyran-3(6H)-one
methyl 2,3-dideoxy-α,β-DL-glycero-pent-2-enopyranoside
3-bromo-6-methoxy-3,6-dihydro-2H-pyran

DownStream

Customs

[ HS Code ]: 2932999099

[ Summary ]:
2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

5-bromo-5,6-dihydro-2H-pyran-2-one
5-bromo-3-phenylpyran-2-one
5-bromo-4-methoxy-6-methylpyran-2-one
2H-Pyran-2-one,3-acetyl-5-bromo-4-hydroxy-6-methyl-
2H-Pyran-2-one, 5-(1-hydroxy-2-butenyl)-4-methoxy-6-methyl-, (E)-(+)-
2H-Pyran-2-one,5-acetyl-6-hydroxy-4-methyl-
1-(4-Methylphenyl)hexan-2-amine
4-Ethoxy-4'-iodo-1,1'-biphenyl
3-((RS)-3-methyl-5-oxo-morpholin-3-yl)-benzoic acid
1-(2-Amino-5-bromo-4-ethylphenyl)ethanone
6-Methylazepan-4-one
2-(2-Methoxy-6-methoxycarbonylphenoxy)-1-nitrobenzene
(3-{[7-(3-chloropropoxy)quinazolin-4-yl]amino}-1H-pyrazol-5-yl)acetic acid hydrochloride
4-bromo-3-ethoxy-N-ethyl-N-(2-methoxyethyl)benzamide
5-(3-Pyridinyl)-3-isoxazolecarboxylic acid hydrazide
trans-4-(Dimethylamino)cyclohexanecarboxylic acid hydrochloride

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