Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1-Hexyne
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

693-02-7

693-02-7 structure

693-02-7 structure

Name: Hex-1-yne
Chemical Name: 1-Hexyne
CAS Number: 693-02-7
Molecular Formula: C₆H₁₀
Molecular Weight: 82.144
Catalog: Chemical reagent Organic reagent Alkyne
Create Date: 2018-06-14 15:18:07
Modify Date: 2026-07-01 09:25:56

Name	1-Hexyne
Synonyms	1-HEXYNE ML 1-HEXYNE, 1-HEXYNE, 1-HEXYNE, 1-HEXYNE 1-Hexin N-BUTYLACETYLENE hexyne Butylacetylene Hex-1-in Butyl acetyne 1-Hexyne (8CI, 9CI) 5-Hexyne 1-Hexyne, ML 1-Hexine Hex-1-yne (GLC) HEXYNE(1-) n-butylacetylene butylacetylene 1-Hexyne-Minimum Order C4H9CequivCH Hexyne MFCD00009504 1-HEXYNE 1-Hexyne> EINECS 211-736-9

Density	0.7±0.1 g/cm3
Boiling Point	71.4±3.0 °C at 760 mmHg
Melting Point	-132 °C
Molecular Formula	C₆H₁₀
Molecular Weight	82.144
Flash Point	-21.1±0.0 °C
Exact Mass	82.078247
LogP	2.59
Vapour Pressure	134.9±0.1 mmHg at 25°C
Index of Refraction	1.411
Stability	Stable. Incompatible with strong oxidizing agents. Highly flammable - readily forms explosive mixtures with air.

CHEMICAL IDENTIFICATION

RTECS NUMBER :: MQ9691000

CHEMICAL NAME :: 1-Hexyne

CAS REGISTRY NUMBER :: 693-02-7

LAST UPDATED :: 199701

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C6-H10

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >100 mg/kg

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

REFERENCE :: JACSAT Journal of the American Chemical Society. (American Chemical Soc., Distribution Office Dept. 223, POB 57136, West End Stn., Washington, DC 20037) V.1- 1879- Volume(issue)/page/year: 79,2311,1957

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

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >400 mg/kg

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

REFERENCE :: NATUAS Nature. (Nature Subscription Dept., POB 1018, Manasguan, NJ 08736) V.1- 1869- Volume(issue)/page/year: 174,737,1954

Hazard Codes	F:Flammable;Xn:Harmful;
Risk Phrases	R11;R36/37/38;R65
Safety Phrases	S16-S26-S36-S62-S9-S33
RIDADR	UN 3295 3/PG 2
WGK Germany	3
RTECS	MQ9691000
Packaging Group	II
Hazard Class	3
HS Code	29012980

Precursor 9
624-20-4 58177-69-8 3017-66-1 13154-13-7
49677-13-6 109-65-9 1066-26-8 67-56-1
81438-46-2
DownStream 9
111770-81-1 104919-72-4 107820-27-9 104891-59-0
106824-45-7 1070-40-2 10385-08-7 109191-81-3
105439-85-8

HS Code	2901299090
Summary	2901299090 unsaturated acyclic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

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