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Alfa Aesar™ 1-Pentyne, 99%

$36.61 - $116.14

Chemical Identifiers

Chemical Name or Material 1-Pentyne
CAS 627-19-0
Molecular Formula C5H8
Linear Formula CH3CH2CH2C≡CH
Formula Weight 68.12g/mol
MDL Number MFCD00009469
UN Number UN3295
Beilstein 1697133
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAL0247906

 
alfa aesar™
L02479-06
5g Each for $36.61

AAL0247914

 
alfa aesar™
L02479-14
25g Each for $116.14
Description & Specifications

Specifications

Odor Unpleasant
Quantity 5g
Boiling Point 39° to 41°C
Melting Point −106°C
Quantity 5g
Flash Point −20°C (−4°F)
Chemical Name or Material 1-Pentyne
CAS 627-19-0
Assay 99%
Molecular Formula C5H8
Linear Formula CH3CH2CH2C≡CH
Formula Weight 68.12g/mol
MDL Number MFCD00009469
UN Number UN3295
Beilstein 1697133
Health Hazard 1 Danger
Health Hazard 2 GHS H Statement
H225-H304-H315-H319-H335
Highly flammable liquid and vapor.
May be fatal if swallowed and enters airways.
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.
Health Hazard 3 GHS P Statement
P210-P280g-P301+P310-P305+P351+P338-P315-P403
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
Wear protective gloves.
IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Get immediate medical advice/attention.
Store in a well-ventilated place.
Recommended Storage 2° to 8°C
DOT Information Transport Hazard Class: 3; Packing Group: II; Proper Shipping Name: HYDROCARBONS, LIQUID, N.O.S.
TSCA TSCA

Applications
1-Pentyne has been used in preparation of:lithium acetylides, required for asymmetric synthesis of α,α-dibranched propargyl sulfinamides. It is also used to synthesize 7-hydroxy-10-methoxy-3H-naphtho[2.1-b]pyrans.

Solubility
Soluble in water. (1.05 g/L) at 20°C.

Notes
Store at 2-8°C. Incompatible with oxidizing agents. Store away from heat.

Safety and Handling

Danger

GHS P Statement
P210-P280g-P301+P310-P305+P351+P338-P315-P403
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
Wear protective gloves.
IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Get immediate medical advice/attention.
Store in a well-ventilated place.

GHS H Statement
H225-H304-H315-H319-H335
Highly flammable liquid and vapor.
May be fatal if swallowed and enters airways.
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.

2° to 8°C