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Benzoic acid, 4,4'-(1,4-phenylenedi-2,1-ethynediyl)bis-

Benzoic acid, 4,4'-(1,4-phenylenedi-2,1-ethynediyl)bis- structure

CAS No.: 217077-89-9

Chemical Name:: Benzoic acid, 4,4'-(1,4-phenylenedi-2,1-ethynediyl)bis-

Synonyms: DK7268;4,4'-[1,4-phenylene-bis(ethyne-2,1-diyl)]dibenzoicaci;Benzoic acid, 4,4'-(1,4-phenylenedi-2,1-ethynediyl)bi;4,4'-[1,4-Phenylenebis(ethyne-2,1-diyl)]dibenzoic Acid;Benzoic acid, 4,4'-(1,4-phenylenedi-2,1-ethynediyl)bis-;4,4'-[1,4-Phenylenebis(acetylene-2,1-diyl)]dibenzoic acid;4,4 '-[1,4-Phenylenebis(acetylene-2,1-diyl)] dibenzoic acid;Benzoic acid, 4,4'-(1,4-phenylenedi-2,1-ethynediyl)bis- (9CI);4,4'-[1,4-isophenylbis(ethylyne-2,1-diyl)]dibenzenemacetic acid;4-[2-[4-[2-(4-carboxyphenyl)ethynyl]phenyl]ethynyl]benzoic acid

CBNumber:: CB32668832

Molecular Formula:: C24H14O4

Molecular Weight:: 366.37

MDL Number:

MOL File:: 217077-89-9.mol

MSDS File:: SDS

Last updated:2026-07-23 08:40:00

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Benzoic acid, 4,4'-(1,4-phenylenedi-2,1-ethynediyl)bis- Properties

Melting point	>300 °C (decomp)
Boiling point	617.9±50.0 °C(Predicted)
Density	1.40±0.1 g/cm3(Predicted)
pka	3.69±0.10(Predicted)

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H302-H315-H319-H335
Precautionary statements	P261-P280-P301+P312-P302+P352-P305+P351+P338

Benzoic acid, 4,4'-(1,4-phenylenedi-2,1-ethynediyl)bis- price More Price(19)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Synthonix	P74357	4,4'-[1,4-Phenylenebis(ethyne-2,1-diyl)]dibenzoic Acid >95%	217077-89-9	250mg	$70	2026-05-06	Buy
Synthonix	P74357	4,4'-[1,4-Phenylenebis(ethyne-2,1-diyl)]dibenzoic Acid >95%	217077-89-9	1g	$170	2026-05-06	Buy
Synthonix	P74357	4,4'-[1,4-Phenylenebis(ethyne-2,1-diyl)]dibenzoic Acid >95%	217077-89-9	5g	$610	2026-05-06	Buy
aablocks	AA003KAO	4,4'-[1,4-Phenylenebis(ethyne-2,1-diyl)]dibenzoic acid ≥98%	217077-89-9	50mg	$14	2026-05-28	Buy
aablocks	AA003KAO	4,4'-[1,4-Phenylenebis(ethyne-2,1-diyl)]dibenzoic acid 98%	217077-89-9	100mg	$28	2026-05-28	Buy

Product number	Packaging	Price	Buy
P74357	250mg	$70	Buy
P74357	1g	$170	Buy
P74357	5g	$610	Buy
AA003KAO	50mg	$14	Buy
AA003KAO	100mg	$28	Buy

Benzoic acid, 4,4'-(1,4-phenylenedi-2,1-ethynediyl)bis- Preparation Products And Raw materials

Raw materials

Preparation Products

Benzoic acid, 4,4'-(1,4-phenylenedi-2,1-ethynediyl)bis- Suppliers

Global Suppliers ( 70)

Supplier	Tel	Email	Country	ProdList	Advantage
Beijing HwrkChemical Technology Co., Ltd	89508211 18501085097	sales.bj@hwrkchemical.com	China	9407	55
Adamas Reagent, Ltd.	400-6009262 15618770481	yhx@titansci.com	China	14098	59
Bide Pharmatech Ltd.	400-164-7117 18317119277	product02@bidepharm.com	China	40000	60
Accela ChemBio Inc.	+1(858) 699-3322	marketing@accelachem.com	United States	6022	65
Alfa Chemistry	1-516-6625404	support@alfa-chemistry.com	United States	9170	60
Jilin Chinese Academy of Sciences - Yanshen Technology Co., Ltd	0431-80534353 19917294565	et@chemextension.com	China	3904	55
Shanghai Haozhixiang Biotechnology Co., Ltd	526763801 13301653310	526763801@qq.com	China	7983	55
Shanghai YuanYe Biotechnology Co., Ltd.	15026964105	2881489226@qq.com	China	89667	60
Zhengzhou Acme Chemical Co., Ltd.	0371-0371-55629727 13323845623	2885676761@qq.com	China	9957	58
Amadis Chemical Company Limited	571-89925085	sales@amadischem.com	China	131885	58

Supplier	Advantage
Beijing HwrkChemical Technology Co., Ltd	55
Adamas Reagent, Ltd.	59
Bide Pharmatech Ltd.	60
Accela ChemBio Inc.	65
Alfa Chemistry	60
Jilin Chinese Academy of Sciences - Yanshen Technology Co., Ltd	55
Shanghai Haozhixiang Biotechnology Co., Ltd	55
Shanghai YuanYe Biotechnology Co., Ltd.	60
Zhengzhou Acme Chemical Co., Ltd.	58
Amadis Chemical Company Limited	58

View Latest Price from Benzoic acid, 4,4'-(1,4-phenylenedi-2,1-ethynediyl)bis- manufacturers

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2026-08-25	Benzoic acid, 4,4'-(1,4-phenylenedi-2,1-ethynediyl)bis- 217077-89-9	$3.90-5.90	1KG	99%		ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD

Benzoic acid, 4,4'-(1,4-phenylenedi-2,1-ethynediyl)bis-
217077-89-9
$3.90-5.90
99%
ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD

217077-89-9 (Benzoic acid, 4,4'-(1,4-phenylenedi-2,1-ethynediyl)bis-) Related Search:

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Benzoic acid, 4,4'-(1,4-phenylenedi-2,1-ethynediyl)bis- 4,4'-[1,4-Phenylenebis(ethyne-2,1-diyl)]dibenzoic Acid Benzoic acid, 4,4'-(1,4-phenylenedi-2,1-ethynediyl)bi Benzoic acid, 4,4'-(1,4-phenylenedi-2,1-ethynediyl)bis- (9CI) DK7268 4,4 '-[1,4-Phenylenebis(acetylene-2,1-diyl)] dibenzoic acid 4,4'-[1,4-phenylene-bis(ethyne-2,1-diyl)]dibenzoicaci 4-[2-[4-[2-(4-carboxyphenyl)ethynyl]phenyl]ethynyl]benzoic acid 4,4'-[1,4-Phenylenebis(acetylene-2,1-diyl)]dibenzoic acid 4,4'-[1,4-isophenylbis(ethylyne-2,1-diyl)]dibenzenemacetic acid 217077-89-9