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ETHYL 2-PENTYNOATE

ETHYL 2-PENTYNOATE structure

CAS No.: 55314-57-3

Chemical Name:: ETHYL 2-PENTYNOATE

Synonyms: NSC 190964;2-PENTYNOATE;pent-2-ynoate;ETHYL 2-PENTYNOATE;ethyl pent-2-ynoate;TIMTEC-BB SBB008819;Ethyl 2-pentynoate 97%;Ethyl2-pentynoate,98+%;ethyl pent-2-yn-1-oate;2-Pentynoic acid ethyl ester

CBNumber:: CB6139548

Molecular Formula:: C7H10O2

Molecular Weight:: 126.15

MDL Number:: MFCD00015221

MOL File:: 55314-57-3.mol

Last updated:2026-01-13 11:22:54

Product description	Number	Pack Size	Price
Ethyl 2-pentynoate 97%	632112	5g	$63
2-PentynoicAcidEthylEster	P284835	50g	$1075
2-PentynoicAcidEthylEster	P284835	1g	$120
ETHYL2-PENTYNOATE,98%	81351	10g	$146.83
Ethyl 2-pentynoate 98%	JK150490	1g	$23
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ETHYL 2-PENTYNOATE Properties

Boiling point	178-179 °C (lit.)
Density	0.957 g/mL at 25 °C (lit.)
refractive index	n20/D 1.439(lit.)
Flash point	102 °F
storage temp.	2-8°C
Specific Gravity	0.957
Appearance	Colorless to light yellow Liquid
Water Solubility	Not miscible in water.
BRN	1750016
InChI	InChI=1S/C7H10O2/c1-3-5-6-7(8)9-4-2/h3-4H2,1-2H3
InChIKey	XDPRPKSTFBPPHU-UHFFFAOYSA-N
SMILES	C(OCC)(=O)C#CCC
UNSPSC Code	12352100
NACRES	NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS02,GHS05,GHS08

Signal word

Danger

Hazard statements

H226-H318-H334

Precautionary statements

P261-P280-P305+P351+P338-P342+P311

PPE

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

Hazard Codes

Risk Statements

10-43

Safety Statements

16-37/39

RIDADR

UN 3272 3/PG 3

WGK Germany

HazardClass

PackingGroup

III

HS Code

29161900

Storage Class

3 - Flammable liquids

Hazard Classifications

Eye Dam. 1
Flam. Liq. 3
Resp. Sens. 1

Limited Quantities

5.0 L (1.3 gallons) (liquid)

Excepted Quantities

Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)

NFPA 704

	2
0		0

ETHYL 2-PENTYNOATE price More Price(15)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	632112	Ethyl 2-pentynoate 97%	55314-57-3	5g	$63	2025-07-31	Buy
TRC	P284835	2-PentynoicAcidEthylEster	55314-57-3	50g	$1075	2021-12-16	Buy
TRC	P284835	2-PentynoicAcidEthylEster	55314-57-3	1g	$120	2021-12-16	Buy
GFS CHEMICALS	81351	ETHYL2-PENTYNOATE,98%	55314-57-3	10g	$146.83	2021-12-16	Buy
Frontier Specialty Chemicals	JK150490	Ethyl 2-pentynoate 98%	55314-57-3	1g	$23	2021-12-16	Buy

Product number	Packaging	Price	Buy
632112	5g	$63	Buy
P284835	50g	$1075	Buy
P284835	1g	$120	Buy
81351	10g	$146.83	Buy
JK150490	1g	$23	Buy

ETHYL 2-PENTYNOATE Chemical Properties,Uses,Production

Uses

Ethyl 2-pentynoate is used as pharmaceutical intermediate.

ETHYL 2-PENTYNOATE synthesis

Synthesis of ETHYL 2-PENTYNOATE from Ethyl 2-pentynyl ether, 97%

ETHYL 2-PENTYNOATE Preparation Products And Raw materials

Raw materials

Pentanoic acid,3-oxo-2-(triphenylphosphoranylidene)-, ethyl ester Pentanoic acid, 3,3-difluoro-, ethyl ester Ethyl 2-pentynyl ether, 97% 2-PENTYNOIC ACID Ethyl chloroformate

Ethanol Ethyl propionylacetate Iodoethane Ethyl propiolate

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Preparation Products

ETHYL 2-PENTYNOATE Suppliers

Global( 113)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Biochempartner	0086-13720134139	candy@biochempartner.com	CHINA	965	58
Jinan Carbotang Biotech Co.,Ltd.	+8615866703830	figo.gao@foxmail.com	China	8497	58
career henan chemical co	+86-0371-86658258 +8613203830695	factory@coreychem.com	China	29795	58
SHANGHAI T&W PHARMACEUTICAL CO., LTD.	+86-021-61551413 +8618813727289	contact@trustwe.com	China	5742	58
Neostar United (Changzhou) Industrial Co., Ltd.	+86-0519-85551759 +8613506123987	marketing1@neostarunited.com	China	8830	58
Finetech Industry Limited	+86-27-8746-5837 +8619945049750	info@finetechnology-ind.com	China	9629	58
Labnetwork lnc.	+86-27-50766799 +8618062016861	contact@labnetwork.com	China	19987	58
HANGZHOU LEAP CHEM CO., LTD.	+86-571-87711850	market18@leapchem.com	China	24705	58
Henan Aochuang Chemical Co.,Ltd.	+86-0371-63689365 +8618638391208	sales@aochuangchem.com	China	9307	58
Hebei Chuanghai Biotechnology Co., Ltd	+8615531151365	mina@chuanghaibio.com	China	18126	58

Supplier	Advantage
Biochempartner	58
Jinan Carbotang Biotech Co.,Ltd.	58
career henan chemical co	58
SHANGHAI T&W PHARMACEUTICAL CO., LTD.	58
Neostar United (Changzhou) Industrial Co., Ltd.	58
Finetech Industry Limited	58
Labnetwork lnc.	58
HANGZHOU LEAP CHEM CO., LTD.	58
Henan Aochuang Chemical Co.,Ltd.	58
Hebei Chuanghai Biotechnology Co., Ltd	58

View Lastest Price from ETHYL 2-PENTYNOATE manufacturers

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2025-04-04	ETHYL 2-PENTYNOATE 55314-57-3	US $0.00-0.00 / kg	1kg	98%	1Ton	Henan Aochuang Chemical Co.,Ltd.
	2020-02-18	ETHYL 2-PENTYNOATE 55314-57-3	US $7.00 / KG	1KG	99%	100kg	Career Henan Chemical Co

ETHYL 2-PENTYNOATE
55314-57-3
US $0.00-0.00 / kg
98%
Henan Aochuang Chemical Co.,Ltd.

ETHYL 2-PENTYNOATE
55314-57-3
US $7.00 / KG
99%
Career Henan Chemical Co

ETHYL 2-PENTYNOATE Spectrum

ETHYL 2-PENTYNOATE(55314-57-3)¹HNMR

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ETHYL 2-PENTYNOATE TIMTEC-BB SBB008819 2-Pentynoic acid ethyl ester ethyl pent-2-yn-1-oate Ethyl2-pentynoate,98+% ethyl pent-2-ynoate Ethyl 2-pentynoate 97% NSC 190964 2-PENTYNOATE ETHYL 2-PENTYNOATE, 98%ETHYL 2-PENTYNOATE, 98%ETHYL 2-PENTYNOATE, 98%ETHYL 2-PENTYNOATE, 98% pent-2-ynoate ethyl pent-2-ynoate - [E86962] 55314-57-3 CH3CH2CCCO2CH2CH3 CH3CH2CCCOOC2H5 Organic Building Blocks Esters Building Blocks C6 to C7 Carbonyl Compounds Building Blocks C6 to C7 Carbonyl Compounds Chemical Synthesis Organic Building Blocks C6 to C7 Carbonyl Compounds Esters