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2,5-Difluorobenzoic acid

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Origin: China

Cas No: 2991-28-8

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

Quick Details
CAS No.:
2991-28-8
MF:
C7H4F2O2
EINECS No.:
221-060-6
Place of Origin:
Shandong, China
Type:
Pharmaceutical Intermediates
Purity:
99%
Brand Name:
Natural Micron
Model Number:
2991-28-8
Application:
Organic intermediates, Organic intermediates
Appearance:
White powder, White powder
Product Name:
2,5-Difluorobenzoic acid
CAS:
2991-28-8
Grade:
Pharmaceutical Grade
Molecular Weight:
158.1
Melting Point:
132-134 °C
Shelf Life:
2 Years Proper Storage
Sample:
Available
MOQ:
1 KG
Packaging&Delivery
Packaging Details
Aluminium foil bags, Cartons or Drums
Port
Any port in China
Lead Time:
Quantity(Kilograms) 1 - 25 26 - 100 101 - 1000 >1000
Est. Time(days) 3 7 15 To be negotiated

Property

CAS No.: 2991-28-8 Formula: C7H4F2O2 Molecular Weight: 158.10200

Basic Info

Chemical Name	2,5-Difluorobenzoic acid
Synonyms	2,5-Difluorobenzic acid; 2,5-difluoro-benzoic acid; 5-Difluorobenzoic acid; 2,4-DIFLUOROBENZOIC ACID,LIGHT PINK SOLID; 2,5-Difluorobenzoic; 2,5-Difluorobenzoic Acid; RARECHEM AL BO 0019; Benzoic acid,2,5-difluoro; 2,5-difluoroenzoic acid;
CAS No.	2991-28-8
Molecular Formula	C7H4F2O2
Molecular Weight	158.10200
PSA	37.30000
LogP	1.66300

Properties

Appearance & Physical State	White to light yellow powder.
Density	1.432 g/cm3
Boiling Point	244.7ºC at 760 mmHg
Melting Point	128-132ºC
Flash Point	101.8ºC
Stability	Stable at room temperature in closed containers under normal storage and handling conditions.
Storage Condition	Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Vapor Pressure	0.016mmHg at 25°C

Safety Info

Safety Statements	S26-S37/39
HS Code	2916399090
WGK Germany	3
Risk Statements	R36/37/38
Hazard Codes	Xi
Symbol	GHS07
Signal Word	Warning
Hazard Declaration	H315; H319; H335
Caution Statement	P261; P305 + P351 + P338

Synthesis Route

2,3,6-TRIFLUOROBENZOIC ACID→3-fluorobenzoic acid+benzoic acid
1,2,3,5-Tetrafluorobenzene→2,5-Difluorobenzoic acid
1,2,4-Trifluorobenzene→2,5-Difluorobenzoic acid

Precursor

1-Bromo-2,5-difluorobenzene
1,2,3,5-Tetrafluorobenzene
2,3,6-TRIFLUOROBENZOIC ACID
carbon dioxide

Downstream Product

3-fluorobenzoic acid
3,6-difluoro-2-nitro-benzoic acid
2,5-Difluoro-3-nitrobenzoic acid
2,5-Difluorobenzoyl chloride

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