ChemicalBook > CAS DataBase List > 1-PENTYNE

1-PENTYNE

Product Name
1-PENTYNE
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
Formula Weight
68.12
MOL File
627-19-0.mol
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1-PENTYNE Property

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)
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Safety

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
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H225Highly Flammable liquid and vapour

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
256560
Product name
1-Pentyne
Purity
99%
Packaging
5g
Price
$41.6
Updated
2024/03/01
Sigma-Aldrich
Product number
256560
Product name
1-Pentyne
Purity
99%
Packaging
25g
Price
$117
Updated
2024/03/01
TCI Chemical
Product number
P0068
Product name
1-Pentyne
Purity
>98.0%(GC)
Packaging
5mL
Price
$26
Updated
2024/03/01
TCI Chemical
Product number
P0068
Product name
1-Pentyne
Purity
>98.0%(GC)
Packaging
25mL
Price
$69
Updated
2024/03/01
Alfa Aesar
Product number
L02479
Product name
1-Pentyne, 99%
Packaging
5g
Price
$26.65
Updated
2024/03/01
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1-PENTYNE Chemical Properties,Usage,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.

Uses

1-Pentyne has been used in preparation of:

  • lithium acetylides, required for asymmetric synthesis of α,α-dibranched propargyl sulfinamides
  • 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

1-PENTYNE Preparation Products And Raw materials

Raw materials

Preparation Products

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1-PENTYNE Suppliers

Meryer (Shanghai) Chemical Technology Co., Ltd.
Tel
021-61259108 18621169109
Fax
86-21-61259102
Email
market03@meryer.com
Country
China
ProdList
40228
Advantage
62
Alfa Aesar
Tel
400-6106006
Fax
021-67582001/03/05
Email
saleschina@alfa-asia.com
Country
China
ProdList
30123
Advantage
84
TCI (Shanghai) Development Co., Ltd.
Tel
021-67121386
Fax
021-67121385
Email
Sales-CN@TCIchemicals.com
Country
China
ProdList
24529
Advantage
81
Energy Chemical
Tel
021-021-58432009 400-005-6266
Fax
021-58436166
Email
sales8178@energy-chemical.com
Country
China
ProdList
44689
Advantage
61
Beijing Ouhe Technology Co., Ltd
Tel
010-82967028 13552068683
Fax
+86-10-82967029
Email
2355560935@qq.com
Country
China
ProdList
12438
Advantage
60
Tianjin heowns Biochemical Technology Co., Ltd.
Tel
400 638 7771
Email
sales@heowns.com
Country
China
ProdList
14435
Advantage
57
Maya High Purity Chemicals
Tel
+86 (573) 82222445 (0)18006601000 452520369
Fax
+86 (573) 82222643
Email
sales@maya-r.com
Country
China
ProdList
11707
Advantage
57
T&W GROUP
Tel
021-61551611 13296011611
Fax
+86 21-50676805
Email
contact@trustwe.com
Country
China
ProdList
9895
Advantage
58
Thermo Fisher Scientific
Tel
800-810-5118
Fax
+86-10-84193589
Email
cnchemical@thermofisher.com
Country
China
ProdList
17770
Advantage
75
Beijing innoChem Science & Technology Co.,Ltd.
Tel
400-810-7969 010-59572699
Fax
010-59572688
Email
ningzi.li@inno-chem.com.cn
Country
China
ProdList
6134
Advantage
55
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View Lastest Price from 1-PENTYNE manufacturers

Zhuozhou Wenxi import and Export Co., Ltd
Product
1-Pentyne 99% 627-19-0
Price
US $15.00-10.00/KG
Min. Order
1KG
Purity
99%+ HPLC
Supply Ability
Monthly supply of 1 ton
Release date
2021-06-27

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