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1,2-Butanediol

1,2-Butanediol structure

CAS No.: 584-03-2

Chemical Name:: 1,2-Butanediol

Synonyms: butane-1,2-diol;1,2-Butanediol,98%;NSC 24242;BDO Liquid;1,2-Butanediol;DL-1,2-Butanediol;1,2-Butanediol >BDO 1,2-BUTANEDIOL;1,2-BUTYLENE GLYCOL;(RS)-1,2-Butanediol

CBNumber:: CB1664951

Molecular Formula:: C4H10O2

Molecular Weight:: 90.12

MDL Number:: MFCD00004570

MOL File:: 584-03-2.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-09-12 18:49:20

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1,2-Butanediol Properties

Melting point	-50 °C
Boiling point	191-192 °C/747 mmHg (lit.)
alpha	-0.2~+0.2°(20℃/D)(neat)
Density	1.006 g/mL at 25 °C (lit.)
vapor pressure	10-2130Pa at 20℃
refractive index	n20/D 1.438(lit.)
Flash point	200 °F
storage temp.	Storage temp. 2-8°C
form	clear liquid
pka	14.49±0.20(Predicted)
color	Colorless to Light yellow
Water Solubility	100-1000g/L at 25℃
BRN	969169
Henry's Law Constant	2.1×10³ mol/(m³Pa) at 25℃, Burkholder et al. (2019)
Cosmetics Ingredients Functions	SOLVENT SKIN CONDITIONING HUMECTANT VISCOSITY CONTROLLING
Cosmetic Ingredient Review (CIR)	1,2-BUTANEDIOL (584-03-2)
InChI	1S/C4H10O2/c1-2-4(6)3-5/h4-6H,2-3H2,1H3
InChIKey	BMRWNKZVCUKKSR-UHFFFAOYSA-N
SMILES	CCC(O)CO
LogP	-0.34-0.3 at 25℃
CAS DataBase Reference	584-03-2(CAS DataBase Reference)
EWG's Food Scores	1
FDA UNII	RUN0H01QEU
EPA Substance Registry System	1,2-Butanediol (584-03-2)
UNSPSC Code	12352100
NACRES	NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07

Signal word

Warning

Hazard statements

H319

Precautionary statements

P264-P280-P305+P351+P338-P337+P313

PPE

Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)

Safety Statements

24/25

RIDADR

1993

WGK Germany

RTECS

EK0380000

TSCA

TSCA listed

HazardClass

PackingGroup

III

HS Code

29053995

Storage Class

10 - Combustible liquids

Hazard Classifications

Eye Irrit. 2

Hazardous Substances Data

584-03-2(Hazardous Substances Data)

REACH Registrations

Active

NFPA 704

	2
		0

1,2-Butanediol price More Price(18)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	18930	1,2-Butanediol purum, ≥98.0% (GC)	584-03-2	1l	$183	2026-04-30	Buy
Sigma-Aldrich	177652	1,2-Butanediol 98%	584-03-2	250g	$53.3	2026-04-30	Buy
TCI Chemical	B0804	1,2-Butanediol >98.0%(GC)	584-03-2	25g	$19	2026-04-30	Buy
TCI Chemical	B0804	1,2-Butanediol >98.0%(GC)	584-03-2	500g	$66	2026-04-30	Buy
TRC	TRC-B806965-5G	1,2-Butanediol	584-03-2	5g	$76	2026-06-03	Buy

Product number	Packaging	Price	Buy
18930	1l	$183	Buy
177652	250g	$53.3	Buy
B0804	25g	$19	Buy
B0804	500g	$66	Buy
TRC-B806965-5G	5g	$76	Buy

1,2-Butanediol Chemical Properties,Uses,Production

Chemical Properties

clear colorless liquid

Uses

1,2-Butanediol was used in the synthesis of (R)-2-hydroxybutyric acid.

Definition

ChEBI: A butanediol in which the two hydroxy groups are located at positions 1 and 2.

Flammability and Explosibility

Non flammable

Safety Profile

Moderately toxic by ingestion. Combustible when exposed to heat or flame. To fight fire, use alcohol foam. When heated to decomposition it emits acrid and irritating fumes.

1,2-Butanediol Preparation Products And Raw materials

Raw materials

Preparation Products

1-Bromo-2-butanol 2-OXOBUTANALDEHYDE 2-Hydroxypropanoic acid Methanol Propylene glycol

2,4-Diethyl-1,3,2-dioxaborolane

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1,2-Butanediol Suppliers

Global( 213)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
J & K SCIENTIFIC LTD.	18210857532 18210857532	jkinfo@jkchemical.com	China	96815	76
TCI (Shanghai) Development Co., Ltd.	021-67121386	Sales-CN@TCIchemicals.com	China	24512	81
Beijing HwrkChemical Technology Co., Ltd	89508211 18501085097	sales.bj@hwrkchemical.com	China	9407	55
Energy Chemical	400-0056266	sales8178@energy-chemical.com	China	44850	61
Accela ChemBio Co.,Ltd.	021-50795510 4000665055	marketing@accelachem.com	China	10972	64
Shanghai Hanhong Scientific Co.,Ltd.	021-54306202 13764082696	info@hanhongsci.com	China	42917	64
Sichuan Kulinan Technology Co., Ltd	400-1166-196 18981987031	cdhxsj@163.com	China	11674	57
Tianjin heowns Biochemical Technology Co., Ltd.	400 638 7771	sales@heowns.com	China	14412	57
Sinopharm Chemical Reagent Co,Ltd.	86-21-63210123	sj_scrc@sinopharm.com	China	9791	79
Maya High Purity Chemicals	+86 (573) 82222445 (0)18006601000 452520369	sales@maya-r.com	China	11693	57

Supplier	Advantage
J & K SCIENTIFIC LTD.	76
TCI (Shanghai) Development Co., Ltd.	81
Beijing HwrkChemical Technology Co., Ltd	55
Energy Chemical	61
Accela ChemBio Co.,Ltd.	64
Shanghai Hanhong Scientific Co.,Ltd.	64
Sichuan Kulinan Technology Co., Ltd	57
Tianjin heowns Biochemical Technology Co., Ltd.	57
Sinopharm Chemical Reagent Co,Ltd.	79
Maya High Purity Chemicals	57

View Lastest Price from 1,2-Butanediol manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-06-30	1,2-BUTANEDIOL 584-03-2		1kg	99%	10000KGS	Shaanxi Dideu New Materials Co. Ltd
2025-07-29	1,2-BUTANEDIOL 584-03-2	$6.00	1kg	99%	2000KG/Month	HebeiShuoshengImportandExportco.,Ltd
2023-11-21	1,2-BUTANEDIOL BDO 584-03-2	$30.00	1000g	99%	20ton/month	Wuhan Aoliqisi New Material Technology Co., Ltd.

1,2-BUTANEDIOL
584-03-2
$0.00
99%
Shaanxi Dideu New Materials Co. Ltd

1,2-BUTANEDIOL
584-03-2
$6.00
99%
HebeiShuoshengImportandExportco.,Ltd

1,2-BUTANEDIOL BDO
584-03-2
$30.00
99%
Wuhan Aoliqisi New Material Technology Co., Ltd.

1,2-Butanediol Spectrum

1,2-BUTANEDIOL(584-03-2)MS 1,2-BUTANEDIOL(584-03-2)¹HNMR 1,2-BUTANEDIOL(584-03-2)¹³CNMR 1,2-BUTANEDIOL(584-03-2)IR1 1,2-BUTANEDIOL(584-03-2)Raman

584-03-2(1,2-Butanediol)Related Search:

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1,2-Butanediol,98% alpha-butyleneglycol (RS)-1,2-Butanediol 1,2-BUTYLENE GLYCOL (+/-)-1,2-BUTANEDIOL 1,2-DIHYDROXYBUTANE 1 2-DIHYDROXYBUTANE 98% 1,2-Butylene Glycol 1,2-Dihydroxybutane DL-1,2-Butanediol NSC 24242 1,2-Butanediol puruM, >=98.0% (GC) 1,2-Butanediol,isomernotspecified alpha-Butylene glycol 1,2-Butanediol > BDO Liquid 99% Purity 1,2-BUTANEDIOL 1,2-BUTANEDIOL BDO 1,2-Butanediol CAS: 584 03 2 BDO 1,2-BUTANEDIOL C10861290 1,2-Butanediol Colesevelam Impurity 14 butane-1,2-diol 1,2-Butanediol 584-03-2 584032 Polyols Oxygen Compounds Organic Building Blocks Building Blocks Building Blocks Chemical Synthesis Organic Building Blocks Oxygen Compounds Polyols