4-Ethynyltoluene

Modify Date: 2025-08-22 08:30:25

4-Ethynyltoluene structure	Common Name	4-Ethynyltoluene
	CAS Number	766-97-2	Molecular Weight	116.160
	Density	0.9±0.1 g/cm3	Boiling Point	164.1±19.0 °C at 760 mmHg
	Molecular Formula	C₉H₈	Melting Point	168-170
	MSDS	N/A	Flash Point	48.9±0.0 °C

Name	4-Ethynyltoluene
Synonym	More Synonyms

Density	0.9±0.1 g/cm3
Boiling Point	164.1±19.0 °C at 760 mmHg
Melting Point	168-170
Molecular Formula	C₉H₈
Molecular Weight	116.160
Flash Point	48.9±0.0 °C
Exact Mass	116.062599
LogP	2.86
Vapour Pressure	2.6±0.1 mmHg at 25°C
Index of Refraction	1.534
Storage condition	Keep Cold

4-Ethynyltoluene MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: XT2570000

CHEMICAL NAME :: Toluene, p-ethynyl-

CAS REGISTRY NUMBER :: 766-97-2

BEILSTEIN REFERENCE NO. :: 0969653

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C9-H8

MOLECULAR WEIGHT :: 116.17

WISWESSER LINE NOTATION :: 1UU1R D1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 100 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#05936

Hazard Codes	Xi:Irritant;
Risk Phrases	R10;R36/37/38
Safety Phrases	S16-S26-S27-S36/37/39
RIDADR	UN 3295 3/PG 3
WGK Germany	3
RTECS	XT2570000
Packaging Group	III
Hazard Class	3
HS Code	2902909090

Precursor 10
CAS#:624-31-7 4-Iodotoluene CAS#:471-25-0 Propiolic acidd CAS#:4186-14-5 TRIMETHYL(P-TOL... CAS#:1066-54-2 TMS-acetylene
CAS#:33458-08-1 1-(1,2-dibromoe... CAS#:122-00-9 4'-Methylacetop... CAS#:4301-14-8 Bromo(ethynyl)m... CAS#:60512-56-3 1-(2,2-dibromoe...
CAS#:79756-91-5 2-methyl-4-(4-m... CAS#:106-38-7 4-Bromotoluene
DownStream 8
CAS#:37009-57-7 5-(4-methylphen... CAS#:55-21-0 Benzamide CAS#:4714-21-0 1-Methyl-4-((E)... CAS#:1505-50-6 3-(4-Methylphen...
CAS#:938-94-3 2-(p-Tolyl)prop... CAS#:33491-04-2 1-(chloroethyny... CAS#:4974-59-8 2,2-Dichloro-1-... CAS#:75348-68-4 α.β-dichloro-4-...

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%

Benzene, 1-ethynyl-4-methyl-

p-ethynyltoluene

4-Ethynyltoluene

4-Methylphenylacetylene

1-Ethynyl-4-methylbenzene

MFCD00008571

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.

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

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 4-Ethynyltoluene
Price: ￥138.0/5g ￥458.0/25g
Purity: 98.0%
Delivery: 1 Day
Contact: Liu jia
Email: 2130147988@qq.com

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

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 4-Methylphenylacetylene
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

Get all suppliers and price by the below link:

4-Ethynyltoluene suppliers

4-Ethynyltoluene price