1,4-Diethynylbenzene

Modify Date: 2025-08-29 20:31:18

1,4-Diethynylbenzene structure	Common Name	1,4-Diethynylbenzene
	CAS Number	935-14-8	Molecular Weight	126.155
	Density	1.0±0.1 g/cm3	Boiling Point	182.8±23.0 °C at 760 mmHg
	Molecular Formula	C₁₀H₆	Melting Point	94-98 °C(lit.)
	MSDS	N/A	Flash Point	51.9±16.7 °C

Name	1,4-Diethynylbenzene
Synonym	More Synonyms

Density	1.0±0.1 g/cm3
Boiling Point	182.8±23.0 °C at 760 mmHg
Melting Point	94-98 °C(lit.)
Molecular Formula	C₁₀H₆
Molecular Weight	126.155
Flash Point	51.9±16.7 °C
Exact Mass	126.046951
LogP	2.58
Vapour Pressure	1.1±0.2 mmHg at 25°C
Index of Refraction	1.567
Storage condition	Refrigerator (+4°C)

1,4-Diethynylbenzene MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CZ5643000

CHEMICAL NAME :: Benzene, 1,4-diethynyl-

CAS REGISTRY NUMBER :: 935-14-8

BEILSTEIN REFERENCE NO. :: 2038365

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C10-H6

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 4500 mg/kg

TOXIC EFFECTS :: Behavioral - altered sleep time (including change in righting reflex) Lungs, Thorax, or Respiration - respiratory stimulation

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 30(5),59,1986

Hazard Codes	Xi: Irritant;
Risk Phrases	R43;R52/53
Safety Phrases	S37/39
RIDADR	1325
WGK Germany	3
RTECS	CZ5643000
HS Code	2902909090

Precursor 9
CAS#:17938-13-5 1,4-Bis[(trimet... CAS#:77295-67-1 1,4-bis(2,2-dib... CAS#:2344-53-8 4-[4-(3-hydroxy... CAS#:1009-61-6 1,4-diacetylbenzene
CAS#:624-38-4 1,4-Diiodobenzene CAS#:106-37-6 1,4-Dibromobenzene CAS#:623-27-8 Terephthalaldehyde CAS#:56506-90-2 Phosphonium,(di...
CAS#:1066-54-2 TMS-acetylene
DownStream 8
CAS#:141135-34-4 1,4-bis(4-chlor... CAS#:1009-61-6 1,4-diacetylbenzene CAS#:42472-69-5 1-(4-Ethynylphe... CAS#:183022-61-9 1-ETHYNYL-4-((4...
CAS#:2344-53-8 4-[4-(3-hydroxy... CAS#:619-58-9 4-Iodobenzoic acid CAS#:1849-27-0 1,4-BIS(PHENYLE... CAS#:17938-13-5 1,4-Bis[(trimet...

HS Code	2902909090
Summary	2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

MFCD00078375

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Benzene, 1,4-diethynyl-

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1,4-Diethynyl-benzene

Diethynylbenzene

1,4-phenylene-diacetylene

Benzene,1,4-diethynyl

para-diethynylbenzene

Benzene,p-diethynyl-(7CI,8CI)

1,4-Bis(ethynyl)benzene

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 1,4-Diethynylbenzene
Price: Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 1,4-Diethynylbenzene
Price: ￥1018.0/5g ￥268.0/1g
Purity: 97.0%
Delivery: 3 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1,4-Diethynylbenzene
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

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1,4-Diethynylbenzene

Names

Chemical & Physical Properties

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

Safety Information

Synthetic Route

Precursor & DownStream

Customs

Synonyms

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.