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4-Methylbenzyl bromide

4-Methylbenzyl bromide structure

CAS No.: 104-81-4

Chemical Name:: 4-Methylbenzyl bromide

Synonyms: 1-bromomethyl-4-methylbenzene;P-XYLYL BROMIDE;-Bromo-p-xylene;A-BROMO-P-XYLENE;à-bromo-p-xylene;α-Bromo-p-xylene;alpha-bromo-p-xylen;alpha-Bromo-p-xylol;omega-Bromo-p-xylene;4-BROMOMETHYLTOLUENE

CBNumber:: CB8335991

Molecular Formula:: C8H9Br

Molecular Weight:: 185.06

MDL Number:: MFCD00000181

MOL File:: 104-81-4.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-05-28 05:49:06

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4-Methylbenzyl bromide Properties

Melting point	34-36 °C(lit.)
Boiling point	218-220 °C(lit.)
Density	1,324 g/cm³
refractive index	1.5540 (estimate)
Flash point	208 °F
storage temp.	2-8°C
solubility	Chloroform (Sparingly), DMSO (Slightly)
form	Crystalline Mass
color	White to light yellow
Water Solubility	practically insoluble
Merck	14,10090
BRN	507389
Henry's Law Constant	1.3×10^-2 mol/(m³Pa) at 25℃, HSDB (2015)
InChI	1S/C8H9Br/c1-7-2-4-8(6-9)5-3-7/h2-5H,6H2,1H3
InChIKey	WZRKSPFYXUXINF-UHFFFAOYSA-N
SMILES	Cc1ccc(CBr)cc1
CAS DataBase Reference	104-81-4(CAS DataBase Reference)
EWG's Food Scores	1
FDA UNII	V2DIK2AP5I
NIST Chemistry Reference	1-Bromomethyl-4-methylbenzene(104-81-4)
EPA Substance Registry System	Benzene, 1-(bromomethyl)-4-methyl- (104-81-4)
UNSPSC Code	12352100
NACRES	NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS05

Signal word

Danger

Hazard statements

H314

Precautionary statements

P260-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363

PPE

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

Hazard Codes

Risk Statements

34-20/21/22

Safety Statements

26-36/37/39-45

RIDADR

UN 3417 6.1/PG 2

WGK Germany

RTECS

CY9039300

8-19

TSCA

TSCA listed

HazardClass

6.1

PackingGroup

HS Code

29039990

Storage Class

6.1A - Combustible acute toxic Cat. 1 and 2
very toxic hazardous materials

Hazard Classifications

Skin Corr. 1B

Hazardous Substances Data

104-81-4(Hazardous Substances Data)

NFPA 704

	0
2		0

4-Methylbenzyl bromide price More Price(31)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	B83606	4-Methylbenzyl bromide 97%	104-81-4	25g	$99.4	2026-04-30	Buy
TCI Chemical	B0138	α-Bromo-p-xylene	104-81-4	25G	$166	2026-04-30	Buy
TRC	TRC-M289735-5G	4-Methylbenzyl Bromide	104-81-4	5g	$129	2026-06-03	Buy
TRC	TRC-M289735-25G	4-Methylbenzyl Bromide	104-81-4	25g	$351	2026-06-03	Buy
TRC	TRC-M289735-100G	4-Methylbenzyl Bromide	104-81-4	100g	$1018	2026-06-03	Buy

Product number	Packaging	Price	Buy
B83606	25g	$99.4	Buy
B0138	25G	$166	Buy
TRC-M289735-5G	5g	$129	Buy
TRC-M289735-25G	25g	$351	Buy
TRC-M289735-100G	100g	$1018	Buy

4-Methylbenzyl bromide Chemical Properties,Uses,Production

Chemical Properties

White to pale yellow solid or melt

Uses

In organic syntheses; in war-gas formulations.

Uses

4-Methylbenzyl bromide is used as a pharmaceutical intermediate.

Purification Methods

Crystallise the bromide from EtOH or pentane. [Beilstein 5 H 385, 5 IV 969.]

4-Methylbenzyl bromide synthesis

Synthesis of 4-Methylbenzyl bromide from 4-Methylbenzyl alcohol

4-Methylbenzyl bromide Preparation Products And Raw materials

Raw materials

P-XYLENE Hydrogen bromide p-(dimethoxymethyl)toluene 4-Methylphenylacetic acid 2-Methylbenzyl bromide

Preparation Products

TRIMETHYLGERMANIUM BROMIDE DI-P-TOLYLMETHANE 4-Methylbenzhydrol CHEMBRDG-BB 4024842 1,4-Bis(imidazole-l-ylmethyl)benzene

4-Methylbenzylsulfonyl chloride Boc-S-(4-methylbenzyl)-L-cysteine 2-[(4-METHYLBENZYL)SULFANYL]BENZENECARBOXYLIC ACID 2-[(2-HYDROXYETHYL)(4-METHYLBENZYL)AMINO]-1-ETHANOL

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4-Methylbenzyl bromide Suppliers

Global( 233)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Shanghai Titan Enterprise Development Co., Ltd	16621224781	syy@titansci.com	China	2893	58
J & K SCIENTIFIC LTD.	18210857532 18210857532	jkinfo@jkchemical.com	China	96815	76
Alfa Aesar	400-6106006	saleschina@alfa-asia.com	China	30103	84
TCI (Shanghai) Development Co., Ltd.	021-67121386	Sales-CN@TCIchemicals.com	China	24512	81
Ark Pharm, Inc.	847-367-3680	sales@arkpharminc.com	United States	1669	56
Energy Chemical	400-0056266	sales8178@energy-chemical.com	China	44850	61
Beijing Ouhe Technology Co., Ltd	13552068683 13522913783	2355560935@qq.com	China	11777	60
JinYan Chemicals(ShangHai) Co.,Ltd.	13817811078	sales@jingyan-chemical.com	China	9963	60
Jia Xing Isenchem Co.,Ltd	0573-85285100 18627885956	isenchem@163.com	China	9389	66
Adamas Reagent, Ltd.	400-6009262 15618770481	yhx@titansci.com	China	14098	59

Supplier	Advantage
Shanghai Titan Enterprise Development Co., Ltd	58
J & K SCIENTIFIC LTD.	76
Alfa Aesar	84
TCI (Shanghai) Development Co., Ltd.	81
Ark Pharm, Inc.	56
Energy Chemical	61
Beijing Ouhe Technology Co., Ltd	60
JinYan Chemicals(ShangHai) Co.,Ltd.	60
Jia Xing Isenchem Co.,Ltd	66
Adamas Reagent, Ltd.	59

View Lastest Price from 4-Methylbenzyl bromide manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-09-02	4-Methylbenzyl bromide 104-81-4	$1.00-100.00	1KG	99%		Henan Fengda Chemical Co., Ltd
2025-12-24	4-Methylbenzyl bromide 104-81-4		1KG	99.0%	1000 tons	Shaanxi Dideu Medichem Co. Ltd
2021-07-02	4-Methylbenzyl Bromide 104-81-4	$10.00-15.00	1KG	99%+ HPLC		Zhuozhou Wenxi import and Export Co., Ltd

4-Methylbenzyl bromide
104-81-4
$1.00-100.00
99%
Henan Fengda Chemical Co., Ltd

4-Methylbenzyl bromide
104-81-4
$0.10
99.0%
Shaanxi Dideu Medichem Co. Ltd

4-Methylbenzyl Bromide
104-81-4
$10.00-15.00
99%+ HPLC
Zhuozhou Wenxi import and Export Co., Ltd

4-Methylbenzyl bromide Spectrum

4-Methylbenzyl bromide(104-81-4)MS 4-Methylbenzyl bromide(104-81-4)¹HNMR 4-Methylbenzyl bromide(104-81-4)¹³CNMR 4-Methylbenzyl bromide(104-81-4)IR1 4-Methylbenzyl bromide(104-81-4)IR2 4-Methylbenzyl bromide(104-81-4)IR3 4-Methylbenzyl bromide(104-81-4)Raman

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-Bromo-p-xylene omega-Bromo-p-xylene p-(bromomethyl)toluene p-Xylene, alpha-bromo- p-Xylyl-alpha-bromide p-xylylalpha-bromide P-XYLYL BROMIDE P-METHYLBENZYL BROMIDE 4-METHYLBENZYL BROMIDE 4-BROMOMETHYLTOLUENE A-BROMO-P-XYLENE ALPHA-BROMO-P-XYLENE 4-Methylbenzyl bromide/alpha-Bromo-p-xylene 1-(bromomethyl)-4-methyl-benzen alpha-bromo-p-xylen alpha-Bromo-p-xylol Benzene, 1-(bromomethyl)-4-methyl- Benzene,1-(bromomethyl)-4-methyl- 4-MethylbenzylBromide,~98% à-bromo-p-xylene 4-METHYLBENZYL BROMIDE / P-XYLYL BROMIDE (p-Tolylmethyl) bromide 4-Methyl-1-(bromomethyl)benzene alpha-Bromo-p-xylene,98% 4-Methylbenzyl bromi 4-(Bromomethyl)toluene, alpha-Bromo-p-xylene alpha-BroMo-p-xylene, 98% 25GR alpha-BroMo-p-xylene, 98% 5GR 4-Methylbenzyl bromide 98% alpha-Bromo-p-xylene, 1-(Bromomethyl)-4-methylbenzene α-Bromo-p-xylene > 4-Methylbenzyl bromide ISO 9001：2015 REACH 4-Methylbenzyl bromide 104-81-4 α-Bromo-p-xylene 1-bromomethyl-4-methylbenzene 104-81-4 BENZYL HALIDE Organic Building Blocks Halogenated Hydrocarbons C8 Aryl Building Blocks Benzyl