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ChemicalBook >> CAS DataBase List >> 2,2-Difluoropent-4-enoic acid

2,2-Difluoropent-4-enoic acid

$12 - $1825
Product name: 2,2-Difluoropent-4-enoic acid
CAS: 55039-89-9
MF: C5H6F2O2
MW: 136.1
EINECS:
MDL Number:MFCD09800642
Synonyms:4-Pentenoic acid, 2,2-difluoro-;2,2-Difluoro-4-pentenoicacid,97%;2,2-Difluoropent-4-enoic acid,98% (stabilized with MEHQ);2,2-Difluoropent-4-enoic acid

Price38 Properties Safety Information Description

38 prices

Selected condition：

Brand

aablocks
ACHEMBLOCK
AK Scientific
American Custom Chemicals Corporation
Apolloscientific
Biosynth
Chemenu
Crysdot
Matrix Scientific
Synthonix
Thermo Scientific Chemicals
TRC

Package

100mg
250mg
500mg
1g
2g
5.00g
5g
10.00g
10g
25.00g
25g
100G

Manufactureraablocks
Product numberAA00DD23
Product description2，2-DIFLUOROPENT-4-ENOIC ACID 95%(stabilizedwithTBC)
Packaging100mg
Price$12
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA00DD23
Product description2，2-DIFLUOROPENT-4-ENOIC ACID 95%(stabilizedwithTBC)
Packaging250mg
Price$18
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA00DD23
Product description2，2-DIFLUOROPENT-4-ENOIC ACID 95%(stabilizedwithTBC)
Packaging1g
Price$32
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA00DD23
Product description2，2-DIFLUOROPENT-4-ENOIC ACID 95%(stabilizedwithTBC)
Packaging5g
Price$110
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA00DD23
Product description2，2-DIFLUOROPENT-4-ENOIC ACID 95%(stabilizedwithTBC)
Packaging10g
Price$189
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA00DD23
Product description2，2-DIFLUOROPENT-4-ENOIC ACID 95%(stabilizedwithTBC)
Packaging25g
Price$379
Updated2026-05-28
Buy

ManufacturerACHEMBLOCK
Product numberS88802
Product description2,2-difluoropent-4-enoic acid 95%
Packaging25G
Price$585
Updated2026-05-27
Buy

ManufacturerACHEMBLOCK
Product numberS88802
Product description2,2-difluoropent-4-enoic acid 95%
Packaging5G
Price$170
Updated2026-05-27
Buy

ManufacturerACHEMBLOCK
Product numberS88802
Product description2,2-difluoropent-4-enoic acid 95%
Packaging100G
Price$1825
Updated2026-05-27
Buy

ManufacturerAK Scientific
Product number8010AB
Product description2,2-Difluoropent-4-enoicacid
Packaging1g
Price$211
Updated2021-12-16
Buy

ManufacturerAmerican Custom Chemicals Corporation
Product numberHCH0049440
Product description2,2-DIFLUOROPENT-4-ENOIC ACID 95.00%
Packaging1G
Price$687.23
Updated2021-12-16
Buy

ManufacturerAmerican Custom Chemicals Corporation
Product numberHCH0049440
Product description2,2-DIFLUOROPENT-4-ENOIC ACID 95.00%
Packaging5G
Price$1079.93
Updated2021-12-16
Buy

ManufacturerApolloscientific
Product numberPC6655
Product description2,2-Difluoropent-4-enoic acid 95%
Packaging1g
Price$69
Updated2026-06-04
Buy

ManufacturerApolloscientific
Product numberPC6655
Product description2,2-Difluoropent-4-enoic acid 95%
Packaging5g
Price$211
Updated2026-06-04
Buy

ManufacturerApolloscientific
Product numberPC6655
Product description2,2-Difluoropent-4-enoic acid 95%
Packaging25g
Price$680
Updated2026-06-04
Buy

ManufacturerBiosynth
Product numberFD104435
Product description2,2-difluoropent-4-enoic Acid
Packaging500mg
Price$150
Updated2021-12-16
Buy

Manufacturer	Product number	Product description	Packaging	Price	Updated	Buy
aablocks	AA00DD23	2，2-DIFLUOROPENT-4-ENOIC ACID 95%(stabilizedwithTBC)	100mg	$12	2026-05-28	Buy
aablocks	AA00DD23	2，2-DIFLUOROPENT-4-ENOIC ACID 95%(stabilizedwithTBC)	250mg	$18	2026-05-28	Buy
aablocks	AA00DD23	2，2-DIFLUOROPENT-4-ENOIC ACID 95%(stabilizedwithTBC)	1g	$32	2026-05-28	Buy
aablocks	AA00DD23	2，2-DIFLUOROPENT-4-ENOIC ACID 95%(stabilizedwithTBC)	5g	$110	2026-05-28	Buy
aablocks	AA00DD23	2，2-DIFLUOROPENT-4-ENOIC ACID 95%(stabilizedwithTBC)	10g	$189	2026-05-28	Buy
aablocks	AA00DD23	2，2-DIFLUOROPENT-4-ENOIC ACID 95%(stabilizedwithTBC)	25g	$379	2026-05-28	Buy
ACHEMBLOCK	S88802	2,2-difluoropent-4-enoic acid 95%	25G	$585	2026-05-27	Buy
ACHEMBLOCK	S88802	2,2-difluoropent-4-enoic acid 95%	5G	$170	2026-05-27	Buy
ACHEMBLOCK	S88802	2,2-difluoropent-4-enoic acid 95%	100G	$1825	2026-05-27	Buy
AK Scientific	8010AB	2,2-Difluoropent-4-enoicacid	1g	$211	2021-12-16	Buy
American Custom Chemicals Corporation	HCH0049440	2,2-DIFLUOROPENT-4-ENOIC ACID 95.00%	1G	$687.23	2021-12-16	Buy
American Custom Chemicals Corporation	HCH0049440	2,2-DIFLUOROPENT-4-ENOIC ACID 95.00%	5G	$1079.93	2021-12-16	Buy
Apolloscientific	PC6655	2,2-Difluoropent-4-enoic acid 95%	1g	$69	2026-06-04	Buy
Apolloscientific	PC6655	2,2-Difluoropent-4-enoic acid 95%	5g	$211	2026-06-04	Buy
Apolloscientific	PC6655	2,2-Difluoropent-4-enoic acid 95%	25g	$680	2026-06-04	Buy
Biosynth	FD104435	2,2-difluoropent-4-enoic Acid	500mg	$150	2021-12-16	Buy

Next Last

Properties

Boiling point :56-58°C/3mm
Density :1.218
Flash point :55℃
storage temp. :2-8°C
pka :1.27±0.10(Predicted)
Appearance :Light brown to brown Liquid
Water Solubility :Immiscible with water.

Safety Information

Symbol(GHS):

Signal word:

Danger

Hazard statements:

Code	Hazard statements	Hazard class	Category	Signal word	Pictogram	P-Codes
H314	Causes severe skin burns and eye damage	Skin corrosion/irritation	Category 1A, B, C	Danger		P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
H318	Causes serious eye damage	Serious eye damage/eye irritation	Category 1	Danger		P280, P305+P351+P338, P310

Precautionary statements:

P280	Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338	IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P309	IF exposed or if you feel unwell:
P310	Immediately call a POISON CENTER or doctor/physician.

Description

2,2-Difluoro-4-pentenoic acid is involved in the iodolactonization reaction to give the corresponding gamma- lactone, which is converted to prepare prepare 5-hydroxy-3,3-difluoropiperidine.

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J & K SCIENTIFIC LTD. Alfa Aesar Shanghai Hanhong Scientific Co.,Ltd. Syntechem Co.,Ltd Shanghai Hekang Biotechnology Co., Ltd. Bide Pharmatech Ltd. ChongQing Purel Bio-Pharmaceutical Technology Co., Ltd. Shanghai AQBioPharma Co., Ltd. Cool Pharm, Ltd ChengDu TongChuangYuan Pharmaceutical Co.Ltd

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2,2-Difluoropent-4-enoic acid

Properties

Safety Information

Description

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