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3,3-Dimethylallyl bromide

3,3-Dimethylallyl bromide structure

CAS No.: 870-63-3

Chemical Name:: 3,3-Dimethylallyl bromide

Synonyms: 1-BROMO-3-METHYLBUT-2-ENE;PRENYL BROMIDE;1-BROMO-3-METHYL-2-BUTENE;1-bromo-3-methyl-2-buten;Isopentenyl bromide;3,3-Dimethallylbromide;4-BROMO-2-METHYL-2-BUTENE;Isoprenylbromide;IsoaMylene broMide;Isoprenehydrobromide

CBNumber:: CB4127057

Molecular Formula:: C5H9Br

Molecular Weight:: 149.03

MDL Number:: MFCD00000242

MOL File:: 870-63-3.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-04-24 14:58:09

Product description	Number	Pack Size	Price
3,3-Dimethylallyl bromide technical grade, ~90%	249904	5g	$43.4
3,3-Dimethylallyl bromide technical grade, ~90%	249904	25g	$114
1-Bromo-3-methyl-2-butene (stabilized with Silver chip) >90.0%(GC)	B0844	5g	$29
1-Bromo-3-methyl-2-butene (stabilized with Silver chip) >90.0%(GC)	B0844	25g	$81
1-Bromo-3-methylbut-2-ene	127621	10.00g	$134
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3,3-Dimethylallyl bromide Properties

Melting point	-106.7°C (estimate)
Boiling point	82-83 °C150 mm Hg(lit.)
Density	1.29 g/mL at 20 °C(lit.)
refractive index	n20/D 1.489(lit.)
Flash point	88 °F
storage temp.	2-8°C
form	Liquid
color	Clear colorless, yellow or brown
Specific Gravity	1.27
Water Solubility	Immiscible with water
Sensitive	Light Sensitive
BRN	1420778
InChI	1S/C5H9Br/c1-5(2)3-4-6/h3H,4H2,1-2H3
InChIKey	LOYZVRIHVZEDMW-UHFFFAOYSA-N
SMILES	C\C(C)=C\CBr
CAS DataBase Reference	870-63-3(CAS DataBase Reference)
NIST Chemistry Reference	2-Butene, 1-bromo-3-methyl-(870-63-3)
EPA Substance Registry System	2-Butene, 1-bromo-3-methyl- (870-63-3)
UNSPSC Code	12352100
NACRES	NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS02,GHS05,GHS09

Signal word

Danger

Hazard statements

H226-H314-H410

Precautionary statements

P210-P233-P273-P280-P303+P361+P353-P305+P351+P338

PPE

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

Hazard Codes

C,F

Risk Statements

10-34-20/21/22-11

Safety Statements

26-36/37/39-45-16

RIDADR

UN 2920 8/PG 2

WGK Germany

8-10-19-23

TSCA

TSCA listed

HazardClass

PackingGroup

III

HS Code

29033990

Storage Class

3 - Flammable liquids

Hazard Classifications

Aquatic Acute 1
Aquatic Chronic 1
Eye Dam. 1
Flam. Liq. 3
Skin Corr. 1B

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

3,3-Dimethylallyl bromide price More Price(28)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	249904	3,3-Dimethylallyl bromide technical grade, ~90%	870-63-3	5g	$43.4	2026-04-30	Buy
Sigma-Aldrich	249904	3,3-Dimethylallyl bromide technical grade, ~90%	870-63-3	25g	$114	2026-04-30	Buy
TCI Chemical	B0844	1-Bromo-3-methyl-2-butene (stabilized with Silver chip) >90.0%(GC)	870-63-3	5g	$29	2026-04-30	Buy
TCI Chemical	B0844	1-Bromo-3-methyl-2-butene (stabilized with Silver chip) >90.0%(GC)	870-63-3	25g	$81	2026-04-30	Buy
Matrix Scientific	127621	1-Bromo-3-methylbut-2-ene	870-63-3	10.00g	$134	2026-05-18	Buy

Product number	Packaging	Price	Buy
249904	5g	$43.4	Buy
249904	25g	$114	Buy
B0844	5g	$29	Buy
B0844	25g	$81	Buy
127621	10.00g	$134	Buy

3,3-Dimethylallyl bromide Chemical Properties,Uses,Production

Chemical Properties

3,3-Dimethylallyl bromide is colourless liquid

Uses

3,3-Dimethylallyl bromide is a useful source of the 3,3-dimethylallyl or prenyl group for the synthesis of natural products1 and in the synthesis of base-modified pyrimidine nucleosides.2

Uses

3,3-Dimethylallyl bromide has been used in the preparation of:

(±)-eldanolide
1-(3,3-dimethylallyl)-L-tryptophan
(±)-fumagillin, antibiotic isolated from Aspergillus fumigattus

Uses

3,3-Dimethylallyl bromide was used in the synthesis of 1- and 2-allylic-3-methylindoles. It was also used in the synthesis of products and base-modified pyrimidine nucleosides.

3,3-Dimethylallyl bromide Preparation Products And Raw materials

Raw materials

Preparation Products

1,2,3,4-Tetrahydro-4,4-dimethylquinoline ,95% Azetidine 1,1,7,7-TETRAMETHYLJULOLIDINE 4-(Dicyanomethylene)-2-tert-butyl-6-(1,1,7,7-tetramethyljulolidin-4-yl-vinyl)-4H-pyran 1,1,7,7-TETRAMETHYL-2,3,6,7-TETRAHYDRO-1H,5H-PYRIDO[3,2,1-IJ]QUINOLINE-9-CARBALDEHYDE

4-METHYL-3-PENTENOIC ACID 2-METHYLOCTANE Licoflavone C 2,2-dimethylbut-3-enoic acid NERYL ACETATE

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3,3-Dimethylallyl bromide Suppliers

Global( 369)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Shandong Dinghao Biological Technology Co. LTD	+86-86-18300239 +8618300239268	sales@sddhpharm.com	China	101	58
Hebei Chuanghai Biotechnology Co., Ltd	+8615350571055	Sibel@chuanghaibio.com	China	8738	58
RongNa Biotechnology Co.,Ltd	+86-86-13583358881 +8618560316533	Brad@rongnabiotech.com	China	3363	58
Henan Fengda Chemical Co., Ltd	+86-371-86557731 +86-13613820652	info@fdachem.com	China	20124	58
airuikechemical co., ltd.	+86-18353166132	sales02@airuikechemical.com	China	983	58
Capot Chemical Co.,Ltd.	+86-（0）57185586718; +8613336195806	sales@capot.com	China	29640	60
Henan Tianfu Chemical Co.,Ltd.	+86-0371-55170693 +86-19937530512	info@tianfuchem.com	China	21588	55
Shanghai Zheyan Biotech Co., Ltd.	18017610038	zheyansh@163.com	CHINA	3619	58
Zhejiang ZETian Fine Chemicals Co. LTD	+8618957127338	stella@zetchem.com	China	2994	58
Jinan Finer Chemical Co., Ltd	+86-531-88989536 +86-15508631887	sales@finerchem.com	China	2949	58

Supplier	Advantage
Shandong Dinghao Biological Technology Co. LTD	58
Hebei Chuanghai Biotechnology Co., Ltd	58
RongNa Biotechnology Co.,Ltd	58
Henan Fengda Chemical Co., Ltd	58
airuikechemical co., ltd.	58
Capot Chemical Co.,Ltd.	60
Henan Tianfu Chemical Co.,Ltd.	55
Shanghai Zheyan Biotech Co., Ltd.	58
Zhejiang ZETian Fine Chemicals Co. LTD	58
Jinan Finer Chemical Co., Ltd	58

View Lastest Price from 3,3-Dimethylallyl bromide manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-05-19	3,3-Dimethylallyl bromide 870-63-3	US $10.00 / ASSAYS	1ASSAYS	99%	1 ton	RongNa Biotechnology Co.,Ltd
2026-03-20	3,3-Dimethylallyl bromide 870-63-3	US $0.00-0.00 / KG	1KG	99%	20 mt	Hebei Chuanghai Biotechnology Co., Ltd
2025-09-25	3,3-Dimethylallyl bromide 870-63-3	US $100.00-1.00 / KG	1KG	99%	g-kg-tons, free sample is available	Henan Fengda Chemical Co., Ltd

3,3-Dimethylallyl bromide
870-63-3
US $10.00 / ASSAYS
99%
RongNa Biotechnology Co.,Ltd

3,3-Dimethylallyl bromide
870-63-3
US $0.00-0.00 / KG
99%
Hebei Chuanghai Biotechnology Co., Ltd

3,3-Dimethylallyl bromide
870-63-3
US $100.00-1.00 / KG
99%
Henan Fengda Chemical Co., Ltd

3,3-Dimethylallyl bromide Spectrum

3,3-Dimethylallyl bromide(870-63-3)MS 3,3-Dimethylallyl bromide(870-63-3)¹HNMR 3,3-Dimethylallyl bromide(870-63-3)¹³CNMR 3,3-Dimethylallyl bromide(870-63-3)IR1 3,3-Dimethylallyl bromide(870-63-3)IR2 3,3-Dimethylallyl bromide(870-63-3)Raman

870-63-3(3,3-Dimethylallyl bromide)Related Search:

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1-Brom-3-methyl-2-buten(4-2,2) 2-Butene,1-bromo-3-methyl- 3,3-Dimethallylbromide 3-Methyl-1-bromo-2-butene 3-Methyl-2-butyenyl bromide 3-Methyl-butenyl bromide 3-Methylcrotyl bromide 3-Methylcrotylbromide Dimethylallylbromide gamma,gamma-Dimethylallyl bromide Isoprenehydrobromide Isoprenylbromide γ,γ-Dimethylallylbromide 3,3-DIMETHYLALLYL BROMIDE 3-METHYL-2-BUTENYL BROMIDE GAMMA-METHYLCROTYL BROMIDE 4-BROMO-2-METHYL-2-BUTENE, TECH., APPROX . 90% 3,3-DIMETHYLALLYL BROMIDE, 95% (STABILIZED WITH SILVER WOOL) 3,3-DIMETHYLALLYL BROMIDE, STAB. 1-Bromo-3-methylbut-2-ene,90+%,stab.withsilver 1-Bromo-3-methyl-2-butene, Prenyl bromide 1-BROMO-3-METHYLBUT-2-ENE: 90%, STABILIZED WITH SILVER 1-Bromo-3-methyl-2-butene, 90+%, stab. with silver 1-Bromo-3-methyl-2-butene (stabilized with Silver chip) Isopentenyl bromide 1-Bromo-3-methyl-2-butene,96% 1-Bromo-3-Methyl Butene 1-Bromo-3-methyl-2-butene, tech. 90% 1-Bromo-3-methylbut-2-ene 93% 3-Methylbut-2-en-1-yl bromide, 3,3-Dimethylallyl bromide, Prenyl bromide 1-Bromo-3-methyl-2-butene, stab. with Silver wool 1-BroMo-3-Methyl-2-butene, 96% 10GR 3-Methyl-2-butenyl Bromide gamma-Methylcrotyl Bromide IsoaMylene broMide 1-BroMo-3-Methyl-2-butene, stabilized with 3% K2CO3 DiMethylallyl broMid 1-BroMo-3-Methyl-2-butene (90%) Isopropyl broMide pentene 3,3-Dimethylallyl bromide 95%, contains silver wool as stabilizer 3,3-Dimethylallyl bromide technical grade, ~90% 1-Bromo-3-methylbut-2-ene90+% 1-Bromo-3-methyl-2-butene, technical, 90%, stabilized 1-Bromo-3-methyl-2-butene, stabilized with silver 1-Bromo-3-methyl-2-butene stab. with silver 1-Bromo-3-methyl-2-butene, 90%, stabilized with 3% K2CO3 3-DiMethylallyl broMide 1-Bromo-3-methyl-2-butene, 90%, for synthesis, stabilized with 3% K2CO3 1-Bromo-3-methyl-2-butene (stabilized with Silver chip)> 3,3-Dimethylallyl bromide,>90% 3,3-Dimethylallyl bromide ISO 9001：2015 REACH TIANFUCHEM--870-63-3---3,3-Dimethylallyl bromide 1-Bromine-3-methyl-2-butene 1-Brom-3-methyl-2-buten PRENYL BROMIDE 1-bromo-3-methyl-2-buten 1-BROMO-3-METHYL-2-BUTENE 1-BROMO-3-METHYLBUT-2-ENE 4-BROMO-2-METHYL-2-BUTENE