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1-PENTYNE

1-PENTYNE Structure
CAS No.
627-19-0
Chemical Name:
1-PENTYNE
Synonyms
pent-1-yne;n-Propyl acetylene;1-Pentin;l-pentyne;1-PENTYNE;C3H7CequivCH;1-Pentyne>1-Pentyne,99%;1-Pentyne 99%;1-PENTYNE 98+%
CBNumber:
CB9414651
Molecular Formula:
C5H8
Molecular Weight:
68.12
MOL File:
627-19-0.mol
MSDS File:
SDS
Modify Date:
2025/1/27 9:38:02

1-PENTYNE Properties

Melting point -106 °C
Boiling point 40 °C(lit.)
Density 0.691 g/mL at 25 °C(lit.)
vapor pressure 6.8 psi ( 20 °C)
refractive index n20/D 1.385(lit.)
Flash point -34°C
storage temp. Store at +2°C to +8°C.
solubility 1.05g/l
form Liquid
color Clear colorless to pale yellow
Water Solubility Soluble in water. (1.05 g/L) at 20°C.
BRN 1697133
CAS DataBase Reference 627-19-0(CAS DataBase Reference)
EPA Substance Registry System 1-Pentyne (627-19-0)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS02
Signal word  Danger
Hazard statements  H225
Precautionary statements  P210
Hazard Codes  F,Xn
Risk Statements  11-36/37/38-65
Safety Statements  16-26-36-62
RIDADR  UN 3295 3/PG 2
WGK Germany  3
TSCA  Yes
HS Code  2901 29 00
HazardClass  3
PackingGroup  II
NFPA 704
3
0 3

1-PENTYNE price More Price(6)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 256560 1-Pentyne 99% 627-19-0 5G ₹1859.78 2022-06-14 Buy
Sigma-Aldrich(India) 256560 1-Pentyne 99% 627-19-0 5G ₹1859.78 2022-06-14 Buy
Sigma-Aldrich 256560 1-Pentyne 99% 627-19-0 25G ₹5548.5 2022-06-14 Buy
Sigma-Aldrich(India) 256560 1-Pentyne 99% 627-19-0 25G ₹5548.5 2022-06-14 Buy
TCI Chemicals (India) P0068 1-Pentyne min. 98.0 % 627-19-0 5ML ₹2300 2022-05-26 Buy
Product number Packaging Price Buy
256560 5G ₹1859.78 Buy
256560 5G ₹1859.78 Buy
256560 25G ₹5548.5 Buy
256560 25G ₹5548.5 Buy
P0068 5ML ₹2300 Buy

1-PENTYNE Chemical Properties,Uses,Production

Chemical Properties

Clear colorless to pale yellow liquid

Uses

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.

General Description

Selective and non-selective hydrogenation of 1-pentyne catalyzed by silica-supported palladium has been studied by in situ X-ray absorption spectroscopy.

Safety Profile

Dangerous fire hazard when exposed to heat or flame; can react vigorously with oxidizing materials. When heated to decomposition it emits acrid smoke and irritating fumes. See also ACETYLENE COMPOUNDS

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Acetylene, propyl- C3H7CequivCH PROPYLACETYLENE 1-PENTYNE 1-PENTYNE 98+% 1-Pentyne (6CI, 8CI, 9CI) 1-Pentyne,99% l-pentyne 1-Pentin 1-Pentyne, 99% 25GR 1-Pentyne, 99% 5GR 1-Pentyne 99% Pent-1-yne 99% 1-PENTYNE, 97%1-PENTYNE, 97%1-PENTYNE, 97%1-PENTYNE, 97% 1-PENTYNE, 99%1-PENTYNE, 99%1-PENTYNE, 99%1-PENTYNE, 99% 1-Pentyne> 1-PENTYNE FOR SYNTHESIS 25 ML pent-1-yne n-Propyl acetylene 1-Pentyne-Minimum Order 10kg 627-19-0 HCCC3H5 CH3CH2CH2C8801CH CH3CH2CH2CCH 627190 HCCCH2CH2CH3 ALKYNE Organic Building Blocks Terminal Building Blocks Alkynes Acetylenic Hydrocarbons Acetylenes Miscellaneous Acetylenes Acetylenic Hydrocarbons Alkynes Organic Building Blocks Terminal