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ChemicalBook > Product Catalog >Pharmaceutical intermediates >Heterocyclic compound >Pyran compounds >5,6-DIHYDRO-2H-PYRAN-2-ONE

5,6-DIHYDRO-2H-PYRAN-2-ONE

5,6-DIHYDRO-2H-PYRAN-2-ONE Structure
CAS No.
3393-45-1
Chemical Name:
5,6-DIHYDRO-2H-PYRAN-2-ONE
Synonyms
2H-Pyran-2-one, 5,6-dihydro-;Dihydropyranone;delta-2-Pentenolide;5,6-Dihydro-2-pyrone;5,6-Dihydro-α-pyrone;2,5-dihydropyran-6-one;5,6-Dihydro-2-pyranone;3,6-DIHYDROPYRAN-2-ONE;2,3-dihydropyran-6-one;5,6-Dihydro-alpha-pyrone
CBNumber:
CB1204311
Molecular Formula:
C5H6O2
Molecular Weight:
98.1
MOL File:
3393-45-1.mol
MSDS File:
SDS
Modify Date:
2023/6/8 17:06:39
Request For Quotation

5,6-DIHYDRO-2H-PYRAN-2-ONE Properties

Boiling point 103 °C/10 mmHg (lit.)
Density 1.139 g/mL at 25 °C (lit.)
refractive index n20/D 1.483(lit.)
Flash point 115 °F
storage temp. 2-8°C
form clear liquid
color Colorless to Light orange to Yellow
Sensitive Moisture Sensitive
BRN 1610
InChIKey QBDAFARLDLCWAT-UHFFFAOYSA-N
CAS DataBase Reference 3393-45-1

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS02
Signal word  Warning
Hazard statements  H226
Precautionary statements  P241-P280a-P501a-P210-P233-P240-P241+P242+P243-P280-P303+P361+P353-P403+P235-P501
Risk Statements  10
Safety Statements  23-24/25
RIDADR  UN 1224 3/PG 3
WGK Germany  3
F  10-21
HazardClass  3
PackingGroup  III
HS Code  2932209090
NFPA 704
2
0 0

5,6-DIHYDRO-2H-PYRAN-2-ONE price More Price(5)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich(India) 262102 5,6-Dihydro-2H-pyran-2-one technical grade, 90% 3393-45-1 1G ₹2836.15 2022-06-14 Buy
Sigma-Aldrich(India) 262102 5,6-Dihydro-2H-pyran-2-one technical grade, 90% 3393-45-1 10G ₹16919.48 2022-06-14 Buy
TCI Chemicals (India) D2261 5,6-Dihydro-2H-pyran-2-one min. 95.0 % 3393-45-1 1G ₹3500 2022-05-26 Buy
TCI Chemicals (India) D2261 5,6-Dihydro-2H-pyran-2-one min. 95.0 % 3393-45-1 5G ₹15500 2022-05-26 Buy
TCI Chemicals (India) D2261 5,6-Dihydro-2H-pyran-2-one min. 95.0 % 3393-45-1 25G ₹39900 2022-05-26 Buy
Product number Packaging Price Buy
262102 1G ₹2836.15 Buy
262102 10G ₹16919.48 Buy
D2261 1G ₹3500 Buy
D2261 5G ₹15500 Buy
D2261 25G ₹39900 Buy

5,6-DIHYDRO-2H-PYRAN-2-ONE Chemical Properties,Uses,Production

Uses

5,6-Dihydro-2H-pyran-2-one has been used in the preparation of:

  • (1aR,5aR,5bS,6S,7S)-6,7-di-tert-butoxy-5-oxo-pyrrolidino[1,2-b]isoxazolidino[4,5-c]tetrahydropyran
  • 4-(phenyl)tetrahydro-2H-pyran-2-one

Synthesis Reference(s)

The Journal of Organic Chemistry, 49, p. 1647, 1984 DOI: 10.1021/jo00183a030
Tetrahedron Letters, 25, p. 4783, 1984 DOI: 10.1016/S0040-4039(01)81518-5

General Description

Enantioselective conjugate addition of Grignard reagents to 5,6-dihydro-2H-pyran-2-one catalyzed by a chiral phosphine-copper iodide catalyst has been reported.

5,6-DIHYDRO-2H-PYRAN-2-ONE Preparation Products And Raw materials

Raw materials

2H-Pyran-4(3H)-one 3,4-Dihydro-2H-pyran

Preparation Products

5-BROMO-2H-PYRAN-2-ONE,95% 3-Bromo-2H-pyran-2-one

5,6-DIHYDRO-2H-PYRAN-2-ONE Suppliers

Global( 133)Suppliers
Supplier Tel Country ProdList Advantage Inquiry
A.J Chemicals 91-9810153283 New Delhi, India 6124 58 Inquiry
CLEARSYNTH LABS LTD. +91-22-45045900 Hyderabad, India 6351 58 Inquiry
TCI Chemicals (India) Pvt. Ltd. 1800 425 7889 New Delhi, India 6778 58 Inquiry
Alfa Aesar 1 800 209 7001 Maharashtra, India 6913 58 Inquiry
ATK CHEMICAL COMPANY LIMITED +undefined-21-51877795 China 32760 60 Inquiry
career henan chemical co +86-0371-86658258 +8613203830695 China 29898 58 Inquiry
Chongqing Chemdad Co., Ltd +86-023-6139-8061 +86-86-13650506873 China 39916 58 Inquiry
CONIER CHEM AND PHARMA LIMITED +8618523575427 China 49391 58 Inquiry
Hefei TNJ Chemical Industry Co.,Ltd. 0551-65418671 China 34571 58 Inquiry
WinWin Chemical CO., Limited +86-0086-577-64498589 +86-15355981851 China 14278 58 Inquiry
Supplier Advantage
A.J Chemicals 58
CLEARSYNTH LABS LTD. 58
TCI Chemicals (India) Pvt. Ltd. 58
Alfa Aesar 58
ATK CHEMICAL COMPANY LIMITED 60
career henan chemical co 58
Chongqing Chemdad Co., Ltd 58
CONIER CHEM AND PHARMA LIMITED 58
Hefei TNJ Chemical Industry Co.,Ltd. 58
WinWin Chemical CO., Limited 58

5,6-DIHYDRO-2H-PYRAN-2-ONE Spectrum

5,6-DIHYDRO-2H-PYRAN-2-ONE(3393-45-1)1HNMR5,6-DIHYDRO-2H-PYRAN-2-ONE(3393-45-1)13CNMR5,6-DIHYDRO-2H-PYRAN-2-ONE(3393-45-1)IR5,6-DIHYDRO-2H-PYRAN-2-ONE(3393-45-1)Raman5,6-DIHYDRO-2H-PYRAN-2-ONE(3393-45-1)FT-IR

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2-Pentenoic acid, 5-hydroxy-, delta-lactone 5,6-Dihydro-2-pyranone 5,6-DIHYDRO-2H-PYRAN-2-ONE 5,6-DIHYDRO-2H-PYRAN-2-ONE, TECH GRADE, 90% 5,6-Dihydro-2H-pyran-2-one technical grade, 90% 5,6-Dihydro-2H-pyran-2-one 2,5-dihydropyran-6-one 5,6-Dihydro-alpha-pyrone 5-Hydroxy-2-pentenoic acid delta-lactone 5,6-Dihydro-α-pyrone 5,6-Dihydro-2H-pyran-2-one 97% 3,6-DIHYDROPYRAN-2-ONE 2,3-dihydropyran-6-one 5,6-Dihydro-2H-pyran-2-one> 5,6-DIHYDRO-2H-PYRAN-2-ONE ISO 9001：2015 REACH 3,6-dihydro-2H-pyran-2-one 5,6-Dihydro-2H-pyran-2-one, 90%, Dihydropyranone 2H-Pyran-2-one, 5,6-dihydro- delta-2-Pentenolide 5,6-Dihydro-2-pyrone 3393-45-1 Building Blocks Pyrans Heterocyclic Building Blocks Building Blocks Chemical Synthesis Heterocyclic Building Blocks Building Blocks Heterocyclic Building Blocks Pyrans API intermediates