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Phenylpropiolic acid

Product Name
Phenylpropiolic acid
CAS No.
637-44-5
Chemical Name
Phenylpropiolic acid
Synonyms
3-Phenylpropiolic acid;PHENYLPROPYNOIC ACID;Benzenepropiolic acid;3-PHENYLPROPYNOIC ACID;RARECHEM AL BE 0668;phenylpropanic acid;PHENYLPROPIOLIC ACID;3-phenyl-2-propynoate;Phenylpropioplic Acid;B-PHENYLPROPIOLIC ACID
CBNumber
CB6290870
Molecular Formula
C9H6O2
Formula Weight
146.14
MOL File
637-44-5.mol
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Phenylpropiolic acid Property

Melting point:
135-137 °C (lit.)
Boiling point:
225.74°C (rough estimate)
Density 
1.1674 (rough estimate)
refractive index 
1.5550 (estimate)
storage temp. 
2-8°C
form 
Fine Crystalline Powder
pka
pK1:2.269 (35°C)
color 
White to slightly beige
Water Solubility 
freely soluble
BRN 
742587
InChIKey
XNERWVPQCYSMLC-UHFFFAOYSA-N
CAS DataBase Reference
637-44-5(CAS DataBase Reference)
NIST Chemistry Reference
Phenylpropiolic acid(637-44-5)
EPA Substance Registry System
2-Propynoic acid, 3-phenyl- (637-44-5)
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Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-36-24/25
WGK Germany 
3
TSCA 
Yes
HazardClass 
IRRITANT
HS Code 
29163900
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
P31205
Product name
Phenylpropiolic acid
Purity
99%
Packaging
5g
Price
$45.9
Updated
2024/03/01
Sigma-Aldrich
Product number
P31205
Product name
Phenylpropiolic acid
Purity
99%
Packaging
25g
Price
$108
Updated
2024/03/01
TCI Chemical
Product number
P0610
Product name
Phenylpropiolic Acid
Purity
>98.0%(T)
Packaging
5g
Price
$57
Updated
2024/03/01
TCI Chemical
Product number
P0610
Product name
Phenylpropiolic Acid
Purity
>98.0%(T)
Packaging
25g
Price
$205
Updated
2024/03/01
Alfa Aesar
Product number
A15163
Product name
Phenylpropiolic acid, 98+%
Packaging
10g
Price
$100
Updated
2024/03/01
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Phenylpropiolic acid Chemical Properties,Usage,Production

Chemical Properties

WHITE TO SLIGHTLY BEIGE FINE CRYSTALLINE POWDER

Uses

Phenylpropiolic Acid is used as a reagent in the high yield synthesis of 3,3-diphenylpropanoic acid derivatives via hydrophenylation and ionic hydrogenation with strong Lewis acids. It is also used in the synthesis of highly substituted aromatic rings via the alkyne-mediated approach which serve as templates for drug design.

Definition

ChEBI: An acetylenic compound that is propynoic acid in which the acetylenic hydrogen is replaced by a phenyl group.

Purification Methods

Crystallise the acid from *benzene, CCl4 (m 136o) or aqueous EtOH. The S-benzylisothiuronium salt has m 184-186o (from EtOH). [Beilstein 9 II 436, 9 III 3061, 9 IV 2327.]

Phenylpropiolic acid Preparation Products And Raw materials

Raw materials

Preparation Products

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Phenylpropiolic acid Suppliers

Shanghai XIYU Chemical Technology Co.,Ltd.
Tel
021-61052090 15221126179
Fax
021-38473230
Country
China
ProdList
368
Advantage
55
DKD Shijiazhuang Chemical Co., Ltd.
Tel
0311-0311-67790228 15531158659
Fax
66571013
Email
1257738041@qq.com
Country
China
ProdList
153
Advantage
62
Hubei Jingli Chemistry Co., Ltd.
Tel
15926669505
Email
jinglichemistry@126.com
Country
China
ProdList
23
Advantage
58
J & K SCIENTIFIC LTD.
Tel
010-82848833 400-666-7788
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
Country
China
ProdList
94838
Advantage
76
Meryer (Shanghai) Chemical Technology Co., Ltd.
Tel
4006608290; 18621169109
Fax
86-21-61259102
Email
market03@meryer.com
Country
China
ProdList
40241
Advantage
62
INTATRADE GmbH
Tel
+49 3493/605464
Fax
+49 3493/605470
Email
sales@intatrade.de
Country
Germany
ProdList
3576
Advantage
66
Alfa Aesar
Tel
400-6106006
Fax
021-67582001/03/05
Email
saleschina@alfa-asia.com
Country
China
ProdList
30132
Advantage
84
TCI (Shanghai) Development Co., Ltd.
Tel
021-67121386
Fax
021-67121385
Email
Sales-CN@TCIchemicals.com
Country
China
ProdList
24539
Advantage
81
Energy Chemical
Tel
021-021-58432009 400-005-6266
Fax
021-58436166
Email
sales8178@energy-chemical.com
Country
China
ProdList
44751
Advantage
61
Capot Chemical Co., Ltd
Tel
+86 (0) 571 85 58 67 18
Fax
0086-571-85864795
Email
sales@capotchem.com
Country
China
ProdList
18217
Advantage
66
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View Lastest Price from Phenylpropiolic acid manufacturers

Hebei Mojin Biotechnology Co., Ltd
Product
Phenylpropiolic acid 637-44-5
Price
US $0.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
50000KG/month
Release date
2023-10-16
Hebei Guanlang Biotechnology Co., Ltd.
Product
Phenylpropiolic acid 637-44-5
Price
US $0.00-0.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
500000kg
Release date
2023-02-24
Hebei Guanlang Biotechnology Co., Ltd.
Product
Phenylpropiolic acid 637-44-5
Price
US $1.00/PCS
Min. Order
1KG
Purity
99%
Supply Ability
10 mt
Release date
2021-04-29

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