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1-Pentyne, 99%

Catalog No. AAL0247914
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Quantity:
5 g
25 g

CAS: 627-19-0 | C5H8 | 68.12 g/mol

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.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

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.
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 627-19-0
Molecular Formula C5H8
Molecular Weight (g/mol) 68.12
MDL Number MFCD00009469
InChI Key IBXNCJKFFQIKKY-UHFFFAOYSA-N
Synonym 1-pentyne, propylacetylene, pentyne, acetylene, propyl, pentin, pentyn, 1-n-pentyne, pent-1-yn-1-yl, acmc-1cuk3
PubChem CID 12309
IUPAC Name pent-1-yne
SMILES CCCC#C

Specifications

Melting Point -106°C
Density 0.692
Boiling Point 39°C to 41°C
Flash Point −20°C (−4°F)
Odor Unpleasant
Refractive Index 1.386
Linear Formula CH3CH2CH2C≡CH
Quantity 25 g
UN Number UN3295
Beilstein 1697133
Solubility Information Soluble in water. (1.05g/L) at 20°C.
Formula Weight 68.12
Percent Purity 99%
Chemical Name or Material 1-Pentyne
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Hazard Category H304-H315-H319-H335
Hazard Statement 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.
Precautionary Statement P261-P264b-P271-P280-P301+P310-P302+P352-P304+P340-P305+P351+P338-P312-P331-P332+P313-P362-P501c
DOTInformation Transport Hazard Class: 3; Packing Group: II; Proper Shipping Name: HYDROCARBONS, LIQUID, N.O.S.
EINECSNumber 210-987-1
TSCA Yes
Recommended Storage Keep cold

RUO – Research Use Only

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