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Ethyl n-propyl ether

CAS No.
628-32-0
Chemical Name:
Ethyl n-propyl ether
Synonyms
n-C3H7OC2H5;Ethoxypropan;1-Ethoxypropane;1-ethoxy-propan;3-ETHOXYPROPANE;ether,ethylpropyl;propane,1-ethoxy-;ETHYL PROPYL ETHER;Propyl ethyl ether;EthylPropylEther>
CBNumber:
CB6451398
Molecular Formula:
C5H12O
Molecular Weight:
88.15
MDL Number:
MFCD00015215
MOL File:
628-32-0.mol
MSDS File:
SDS
Last updated:2026-09-12 18:54:16

Ethyl n-propyl ether Properties

Melting point -127.5°C
Boiling point 62 °C
Density 0.74
refractive index 1.3680-1.3710
storage temp. 0-10°C
solubility Chloroform (Slightly), Methanol (Slightly)
form Oil
color Colourless
Specific Heat Capacity Cp(liquid): 2.24 J/(g·K), at 25℃
Henry's Law Constant 8.7×10-3 mol/(m3Pa) at 25℃, Duchowicz et al. (2020)
Stability Volatile
InChI InChI=1S/C5H12O/c1-3-5-6-4-2/h3-5H2,1-2H3
InChIKey NVJUHMXYKCUMQA-UHFFFAOYSA-N
SMILES C(OCC)CC
EWG's Food Scores 1
EPA Substance Registry System Propane, 1-ethoxy- (628-32-0)
UNSPSC Code 12352200

SAFETY

Risk and Safety Statements

Symbol(GHS)  Flame (GHS02)Exclamation Mark (GHS07)
GHS02,GHS07
Signal word  Danger
Hazard statements  H336-H225
Precautionary statements  P501-P261-P240-P210-P233-P243-P241-P242-P271-P280-P370+P378-P303+P361+P353-P304+P340+P312-P403+P233-P403+P235-P405
Hazard Codes  Xn
Risk Statements  22
RIDADR  UN 2615
WGK Germany  WGK 3
RTECS  KO0600000
HS Code  2909.19.1800
HazardClass  3
PackingGroup  II
Storage Class 11 - Combustible Solids
NFPA 704
3
1 0

Ethyl n-propyl ether price More Price(5)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich CDS000380 1-Ethoxypropane AldrichCPR 628-32-0 1 g $93.2 2026-04-30 Buy
TCI Chemical E0052 Ethyl Propyl Ether >98.0%(GC) 628-32-0 25mL $136 2026-04-30 Buy
TRC E939183 Ethyl Propyl Ether 628-32-0 2.5ml $90 2021-12-16 Buy
AK Scientific 7892AL Ethyl Propyl Ether 628-32-0 25ml $291 2021-12-16 Buy
American Custom Chemicals Corporation CHM0014386 ETHYL PROPYL ETHER 95.00% 628-32-0 5MG $503.26 2021-12-16 Buy
Product number Packaging Price Buy
CDS000380 1 g $93.2 Buy
E0052 25mL $136 Buy
E939183 2.5ml $90 Buy
7892AL 25ml $291 Buy
CHM0014386 5MG $503.26 Buy

Ethyl n-propyl ether Chemical Properties, Uses, Production

Uses

Ethyl Propyl Ether (cas# 628-32-0) is used in the composition of methanol fuel for vehicles which solves the problems of vehicle methanol fuel meeting water and low temperature stratification, rubber swelling, metal corrosion, hot air resistance, and cold start.

General Description

A colorless liquid with an ether-like odor. Less dense than water. Flash point below 0°F. Vapors heavier than air. Used to make other chemicals.

Air & Water Reactions

Highly flammable. Soluble in water. Ethers tend to form unstable peroxides when exposed to oxygen. Ethyl, isobutyl, ethyl tert-butyl, and ethyl tert-pentyl ether are particularly hazardous in this respect. Ether peroxides can sometimes be observed as clear crystals deposited on containers or along the surface of the liquid.

Reactivity Profile

Ethers, such as ETHYL N-PROPYL ETHER, can act as bases. They form salts with strong acids and addition complexes with Lewis acids. The complex between diethyl ether and boron trifluoride is an example. Ethers may react violently with strong oxidizing agents. In other reactions, which typically involve the breaking of the carbon-oxygen bond, ethers are relatively inert.

Health Hazard

Inhalation or contact with material may irritate or burn skin and eyes. Fire may produce irritating, corrosive and/or toxic gases. Vapors may cause dizziness or suffocation. Runoff from fire control may cause pollution.

Fire Hazard

HIGHLY FLAMMABLE: Will be easily ignited by heat, sparks or flames. Vapors may form explosive mixtures with air. Vapors may travel to source of ignition and flash back. Most vapors are heavier than air. They will spread along ground and collect in low or confined areas (sewers, basements, tanks). Vapor explosion hazard indoors, outdoors or in sewers. Runoff to sewer may create fire or explosion hazard. Containers may explode when heated. Many liquids are lighter than water.

Safety Profile

A slight inhalation hazard. Very dangerous fire and explosion hazard when exposed to heat or open flame. To fight fire, use alcohol foam. When heated to decomposition it emits acrid smoke and fumes. See also ETHERS.

557-31-3
628-32-0
Synthesis of Ethyl n-propyl ether from Allyl ethyl ether
Global Suppliers ( 60)
Supplier Tel Email Country ProdList Advantage
Shaanxi Dideu Medichem Co. Ltd 029-81024372 17792795018 1053@dideu.com China 9999 58
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Maya High Purity Chemicals +86 (573) 82222445 (0)18006601000 452520369 sales@maya-r.com China 11693 57
TOKYO CHEMICAL INDUSTRY CO., LTD. 03-36680489 Sales-JP@TCIchemicals.com Japan 28364 80
TCI Europe 320-37350700 sales@tcieurope.eu Europe 23654 75
TCI AMERICA 800-4238616 sales@tciamerica.com Americas 23636 75
9ding chemical ( Shanghai) Limited 4009209199 sales@9dingchem.com China 22497 55
Shanghai Aladdin Bio-Chem Technology Co.,LTD 400-6206333 13167063860 anhua.mao@aladdin-e.com China 29977 65
Ethyln-propylether95+% 3-ETHOXYPROPANE 1-ethoxy-propan Ether, ethyl propyl ether,ethylpropyl n-C3H7OC2H5 propane,1-ethoxy- Propyl ethyl ether ETHYL PROPYL ETHER 1-Ethoxypropane EthylPropylEther> Valproic Acid Impurity 25 Ethoxypropan Ethyl n-propyl ether 628-32-0 C2H5OCH2CH2CH3 C2H5OC3H7 628320