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5-ethynyl-2-Methylpyridine

Synonyms: 5-ethynyl-2-Methylpyridine;Pyridine, 5-ethynyl-2-methyl-;5-ethynyl-2-methylpyridine(WXC08791)

Last updated:2026-05-28 01:09:51

5-ethynyl-2-Methylpyridine Properties

Melting point	51-52 °C
Boiling point	64-66 °C(Press: 5 Torr)
Density	1.00±0.1 g/cm3(Predicted)
storage temp.	2-8°C, stored under nitrogen
pka	4.43±0.10(Predicted)
form	solid
Appearance	White to off-white Solid
InChI	1S/C8H7N/c1-3-8-5-4-7(2)9-6-8/h1,4-6H,2H3
InChIKey	NKVINJAPLKEYQS-UHFFFAOYSA-N
SMILES	CC1=CC=C(C#C)C=N1
UNSPSC Code	12352200
NACRES	NA.21

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H302-H315-H319-H335
Precautionary statements	P261-P264-P270-P271-P280-P301+P312-P302+P352-P304+P340-P305+P351+P338-P330-P332+P313-P337+P313-P362-P403+P233-P405-P501
WGK Germany	WGK 3
Storage Class	6.1C - Combustible acute toxic Cat.3 toxic compounds or compounds which causing chronic effects
Hazard Classifications	Acute Tox. 3 Oral

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Activate Scientific	AS105116	5-Ethynyl-2-methyl-pyridine 95%	1945-85-3	1g	$241	2026-06-04	Buy
Activate Scientific	AS105116	5-Ethynyl-2-methyl-pyridine 95%	1945-85-3	5g	$809	2026-06-04	Buy
Matrix Scientific	195499	5-Ethynyl-2-methylpyridine	1945-85-3	250.00mg	$62	2026-05-18	Buy
Matrix Scientific	195499	5-Ethynyl-2-methylpyridine	1945-85-3	1.00g	$155	2026-05-18	Buy
Matrix Scientific	195499	5-Ethynyl-2-methylpyridine	1945-85-3	5.00g	$501	2026-05-18	Buy

Product number	Packaging	Price	Buy
AS105116	1g	$241	Buy
AS105116	5g	$809	Buy
195499	250.00mg	$62	Buy
195499	1.00g	$155	Buy
195499	5.00g	$501	Buy

Global Suppliers ( 20)

Supplier	Tel	Email	Country	ProdList	Advantage
Shanghai Hong-chuang Pharma Tech Co., Ltd.	18151128828	hc-sales@foxmail.com	China	2635	55
Anqing Jida Biotechnology Co., Ltd.	0556-5881618 18956990316	sales@jidapharm.com	China	100	55
Amatek Scientific Co. Ltd.	0512-56316828 400-867-5858;400-867-5858	info@amateksci.com	China	28760	58
Henan Weituxi Chemical Technology Co., Ltd.	0371-63284658 18135795563	3905209149@qq.com	China	9714	58
Neostar United (Changzhou) Industrial Co., Ltd.	+86-0519-85551759	marketing1@neostarunited.com	China	8827	58
Block Chemical Technology (Shanghai) Co., LTD	021-20432219 13918097649	li_jinfei@acblock-lab.com	China	9964	58
Shanghai Yao Sen Biotechnology Co., LTD	18916117619 18916117619	2648165562@qq.com	China	492	58
Bide Pharmatech Ltd.	400-6005915	sales@picasso-e.com	China	39645	58
Beijing InnoChem Science & Technology Co., Ltd.	15652467323	sales@inno-chem.com.cn	China	8390	58
Shanghai Haohong Scientific Co., Ltd.	400-8210725 4008210725	malulu@leyan.com	China	39319	58

Supplier	Advantage
Shanghai Hong-chuang Pharma Tech Co., Ltd.	55
Anqing Jida Biotechnology Co., Ltd.	55
Amatek Scientific Co. Ltd.	58
Henan Weituxi Chemical Technology Co., Ltd.	58
Neostar United (Changzhou) Industrial Co., Ltd.	58
Block Chemical Technology (Shanghai) Co., LTD	58
Shanghai Yao Sen Biotechnology Co., LTD	58
Bide Pharmatech Ltd.	58
Beijing InnoChem Science & Technology Co., Ltd.	58
Shanghai Haohong Scientific Co., Ltd.	58

5-ethynyl-2-Methylpyridine(1945-85-3)¹HNMR

3-Ethynylpyridine 4-ethynyl-2-Methylpyridine 5-ethynylpyridine-2-carbonitrile 2-ethynyl-5-Methylpyridine 5-Ethynylpyridine-2-methanol

2,5-Diethynylpyridine

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5-ethynyl-2-Methylpyridine 5-ethynyl-2-methylpyridine(WXC08791) Pyridine, 5-ethynyl-2-methyl- 1945-85-3