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2,4-Difluorobenzyl bromide

CAS No.
23915-07-3
Chemical Name:
2,4-Difluorobenzyl bromide
Synonyms
1-(bromomethyl)-2,4-difluorobenzene;TIMTEC-BB SBB006567;2,4-Difluorobenzyl b;4-Difluorobenzyl broMide;2,4-DIFLUOROBENZYL BROMID;2,4-DIFLUOROBENZYL BROMIDE;à-bromo-2,4-difluorotoluene;α-bromo-2,4-difluorotoluene;a-Bromo-2,4-difluorotoluene;2,4-Difluoro Bromine Benzyl
CBNumber:
CB8220095
Molecular Formula:
C7H5BrF2
Molecular Weight:
207.02
MDL Number:
MFCD00011649
MOL File:
23915-07-3.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-04-24 14:58:48
Product description Number Pack Size Price
2,4-Difluorobenzyl bromide 98% 264415 5g $46.5
2,4-Difluorobenzyl bromide 98% 264415 25g $125
2,4-Difluorobenzyl Bromide >98.0%(GC) B1710 5g $60
2,4-Difluorobenzyl Bromide >98.0%(GC) B1710 25g $239
2,4-Difluorobenzyl bromide D447555 10g $165
More product size

2,4-Difluorobenzyl bromide Properties

Melting point 18 °C
Boiling point 28 °C
Density 1.613 g/mL at 25 °C(lit.)
refractive index n20/D 1.525(lit.)
Flash point 104 °F
storage temp. Inert atmosphere,2-8°C
form Liquid
Specific Gravity 1.63
color Clear yellow
Sensitive Lachrymatory
BRN 4177539
InChI 1S/C7H5BrF2/c8-4-5-1-2-6(9)3-7(5)10/h1-3H,4H2
InChIKey IBLMYGXJKQIGSN-UHFFFAOYSA-N
SMILES Fc1ccc(CBr)c(F)c1
CAS DataBase Reference 23915-07-3(CAS DataBase Reference)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictogramsGHS hazard pictogramsGHS hazard pictograms
GHS02,GHS05,GHS08
Signal word  Danger
Hazard statements  H226-H314-H317-H334
Precautionary statements  P210-P233-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338
PPE Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
Hazard Codes  C,F
Risk Statements  10-34-42/43-36
Safety Statements  23-26-36/37/39-45-25-16
RIDADR  UN 2920 8/PG 2
WGK Germany  3
Hazard Note  Corrosive/Lachrymatory
HazardClass  8
PackingGroup  III
HS Code  29039990
Storage Class 3 - Flammable liquids
Hazard Classifications Flam. Liq. 3
Resp. Sens. 1
Skin Corr. 1B
Skin Sens. 1
Limited Quantities 1.0 L (0.3 gallons) (liquid) or 1 Kg (2.2 lbs) (solid)
Excepted Quantities Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)
NFPA 704
2
3 0

2,4-Difluorobenzyl bromide price More Price(27)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 264415 2,4-Difluorobenzyl bromide 98% 23915-07-3 5g $46.5 2023-01-07 Buy
Sigma-Aldrich 264415 2,4-Difluorobenzyl bromide 98% 23915-07-3 25g $125 2023-01-07 Buy
TCI Chemical B1710 2,4-Difluorobenzyl Bromide >98.0%(GC) 23915-07-3 5g $60 2026-04-30 Buy
TCI Chemical B1710 2,4-Difluorobenzyl Bromide >98.0%(GC) 23915-07-3 25g $239 2026-04-30 Buy
TRC D447555 2,4-Difluorobenzyl bromide 23915-07-3 10g $165 2021-12-16 Buy
Product number Packaging Price Buy
264415 5g $46.5 Buy
264415 25g $125 Buy
B1710 5g $60 Buy
B1710 25g $239 Buy
D447555 10g $165 Buy

2,4-Difluorobenzyl bromide Chemical Properties,Uses,Production

Chemical Properties

CLEAR YELLOW LIQUID

Uses

2,4-Difluorobenzyl bromide has been used in the preparation of:

  • novel 1,2,4-triazolium derivatives
  • 1,5-biaryl pyrrole EP1 receptor antagonists

Synthesis

2,4-Difluorobenzyl alcohol

56456-47-4

2,4-Difluorobenzyl bromide

23915-07-3

The general procedure for the synthesis of 2,4-difluorobenzyl bromide from 2,4-difluorobenzyl alcohol was as follows: to a solution of diethyl ether (10 mL) of 2,4-difluorobenzyl alcohol (450 mg, 3.12 mmol) was slowly added phosphorus tribromide (0.2 mL, 2.18 mmol) at 0 °C. The reaction mixture was stirred at room temperature for 2 hours. Upon completion of the reaction (monitored by thin layer chromatography), the reaction was quenched with ice water (20 mL) and extracted with ethyl acetate (2 x 20 mL). The organic layers were combined, washed sequentially with water (40 mL) and saturated saline (40 mL), dried over anhydrous sodium sulfate, and concentrated under reduced pressure to give the crude product. Purification by silica gel column chromatography with 5% ethyl acetate/hexane as eluent gave 2,4-difluorobenzyl bromide (420 mg, 2.02 mmol, 65% yield) as a colorless liquid.1H NMR (200 MHz, CDCl3): δ 7.43-7.31 (m, 1H), 6.92-6.77 (m, 2H), 4.48 (s, 2H).

References

[1] Patent: US2012/329788, 2012, A1. Location in patent: Page/Page column 26

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View Lastest Price from 2,4-Difluorobenzyl bromide manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2,4-Difluorobenzyl bromide pictures 2025-12-01 2,4-Difluorobenzyl bromide
23915-07-3
US $0.00-0.00 / KG 1KG 98.0% 10000KGS Shaanxi Dideu New Materials Co. Ltd
2,4-Difluorobenzyl bromide pictures 2025-09-25 2,4-Difluorobenzyl bromide
23915-07-3
US $100.00-1.00 / KG 1KG 99% g-kg-tons, free sample is available Henan Fengda Chemical Co., Ltd
2,4-Difluorobenzyl bromide pictures 2019-07-06 2,4-Difluorobenzyl bromide
23915-07-3
US $1.00 / KG 1KG 99% Customized Career Henan Chemical Co
4-Difluorobenzyl broMide alpha-BroMo-2,4-difluorotoluene, 98% 5GR ALPHA-BROMO-2,4-DIFLUOROTOLUENE Toluene, α-broMo-2,4-difluoro- (8CI) 1-(Bromomethyl)-2,4-difluorobenzene, alpha-Bromo-2,4-difluorotoluene 2,4-Difluorobenzyl broMide 98%, 4-Difluorobenzyl broMide 98% 2,4-DIFLUOROBENZYL BROMIDE TIMTEC-BB SBB006567 2,4-DIFLUOROBENZYL BROMID Benzene, 1-(bromomethyl)-2,4-difluoro- à-bromo-2,4-difluorotoluene α-bromo-2,4-difluorotoluene a-Bromo-2,4-difluorotoluene 2,4-Difluorobenzylbromide,98% alpha-Bromo-2,4-difluorotoluene,98% 2,4-Difluorobenzyl bromide,α-Bromo-2,4-difluorotoluene 2,4-Difluorobenzyl b 2,4-Difluoro Bromine Benzyl 2,4-Difluorobenzyl Bromide > 2,4-Difluorobenzyl bromide ISO 9001:2015 REACH 1-(bromomethyl)-2,4-difluorobenzene 23915-07-3 BENZYL HALIDE Aryl C7 Building Blocks Halogenated Hydrocarbons Organic Building Blocks Aromatic Halides (substituted) Benzene series Miscellaneous Fluorinated benzene series Fluoro-contained benzyl bromide series Fluorine series