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2-Phenyl-3-butyn-2-ol

2-Phenyl-3-butyn-2-ol structure

CAS No.: 127-66-2

Chemical Name:: 2-Phenyl-3-butyn-2-ol

Synonyms: 2-phenylbut-3-yn-2-ol;Phenylbutynol;UNII:4TR9Q57OTG;TIMTEC-BB SBB008971;2-phenyl-3-butyn-2-o;2-Phenyl-3-butyn-2-ol;3-Butyn-2-ol, 2-phenyl-;3-Phenyl-butin-1-ol-(3);DL-2-PHENYL-3-BUTYN-2-OL;(±)-2-Phenyl-3-butyn-2-ol

CBNumber:: CB9699153

Molecular Formula:: C10H10O

Molecular Weight:: 146.19

MDL Number:: MFCD00004454

MOL File:: 127-66-2.mol

MSDS File:: SDS

Last updated:2026-09-12 18:56:34

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2-Phenyl-3-butyn-2-ol Properties

Melting point	47-49 °C (lit.)
Boiling point	102-103 °C/12 mmHg (lit.)
Density	1,031 g/cm³
refractive index	1.5620 (estimate)
Flash point	205 °F
storage temp.	Sealed in dry,2-8°C
form	Crystals
pka	12.46±0.29(Predicted)
color	White semi-transparent
BRN	1100096
InChI	InChI=1S/C10H10O/c1-3-10(2,11)9-7-5-4-6-8-9/h1,4-8,11H,2H3
InChIKey	KSLSOBUAIFEGLT-UHFFFAOYSA-N
SMILES	C1(C=CC=CC=1)C(O)(C)C#C
CAS DataBase Reference	127-66-2(CAS DataBase Reference)
EWG's Food Scores	1
FDA UNII	4TR9Q57OTG
EPA Substance Registry System	2-Phenyl-3-butyn-2-ol (127-66-2)
UNSPSC Code	12352100
NACRES	NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07

Signal word

Warning

Hazard statements

H302

Precautionary statements

P264-P270-P301+P312a-P330-P501a

PPE

dust mask type N95 (US), Eyeshields, Gloves

Hazard Codes

Risk Statements

Safety Statements

22-24/25

WGK Germany

RTECS

ES0840000

TSCA

TSCA listed

HS Code

29062990

Storage Class

11 - Combustible Solids

Hazard Classifications

Acute Tox. 4 Oral

NFPA 704

	0
2		0

2-Phenyl-3-butyn-2-ol price More Price(41)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	212997	2-Phenyl-3-butyn-2-ol ≥98%	127-66-2	5g	$45.6	2026-04-30	Buy
Sigma-Aldrich	212997	2-Phenyl-3-butyn-2-ol ≥98%	127-66-2	25g	$217	2026-04-30	Buy
GFS CHEMICALS	82761	2-Phenyl-3-Butyn-2-ol, 99%	127-66-2	10G	$136.31	2026-06-03	Buy
Biosynth	AAA12766	2-Phenyl-3-butyn-2-ol	127-66-2	50g	$625	2026-06-04	Buy
Activate Scientific	AS102609	2-Phenyl-3-butyn-2-ol 98%	127-66-2	1g	$26	2026-06-04	Buy

Product number	Packaging	Price	Buy
212997	5g	$45.6	Buy
212997	25g	$217	Buy
82761	10G	$136.31	Buy
AAA12766	50g	$625	Buy
AS102609	1g	$26	Buy

2-Phenyl-3-butyn-2-ol Chemical Properties, Uses, Production

Chemical Properties

WHITE SEMI-TRANSPARENT CRYSTALS

Uses

2-Phenyl-3-butyn-2-ol is used in an aqueous copper (II)-promoted cycloaddtion to azides leading to triazoles.

Uses

2-Phenyl-3-butyn-2-ol was used in the preparation of :

(3-methyl-5-isoxazolyl)(phenyl)-methanol
1-(3-methyl-5-isoxazolyl)-1-phenyl-1-ethanol
α-methylene cyclic carbonates via reaction with CO₂ catalyzed by transition metal salts in ionic liquid
copper (II)-promoted cycloaddtion to azides leading to triazoles

2-Phenyl-3-butyn-2-ol Preparation Products And Raw materials

Raw materials

Preparation Products

Methylcinnamaldehyde Fronepidil

2-Phenyl-3-butyn-2-ol Suppliers

Global Suppliers ( 183)

Supplier	Tel	Email	Country	ProdList	Advantage
Shanghai Toplab Chemical Co., Ltd.	021-31137757-00; 18121466954;18121466954	28328681@qq.com	China	184	55
Panjin Greenchem Technology Co., Ltd.	13121959385	chemrocking@bjgreenchem.com	China	223	58
Chongqing Nosen Pharmaceutical Co., Ltd	15310618205	89530754@qq.com	China	114	58
J & K SCIENTIFIC LTD.	18210857532 18210857532	jkinfo@jkchemical.com	China	96815	76
Alfa Aesar	400-6106006	saleschina@alfa-asia.com	China	30103	84
Energy Chemical	400-0056266	sales8178@energy-chemical.com	China	44850	61
Accela ChemBio Co.,Ltd.	021-50795510 4000665055	marketing@accelachem.com	China	10972	64
China DongFan Chemical Co.,LTD	86-0571-85151182		China	5681	66
Shandong Xiya Chemical Co., Ltd	13355009207 13355009207	3007715519@qq.com	China	18722	57
Syntechem Co.,Ltd		info@syntechem.com	China	12973	57

Supplier	Advantage
Shanghai Toplab Chemical Co., Ltd.	55
Panjin Greenchem Technology Co., Ltd.	58
Chongqing Nosen Pharmaceutical Co., Ltd	58
J & K SCIENTIFIC LTD.	76
Alfa Aesar	84
Energy Chemical	61
Accela ChemBio Co.,Ltd.	64
China DongFan Chemical Co.,LTD	66
Shandong Xiya Chemical Co., Ltd	57
Syntechem Co.,Ltd	57

View Latest Price from 2-Phenyl-3-butyn-2-ol manufacturers

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2026-06-30	2-Phenyl-3-butyn-2-ol 127-66-2		1kg	98%	1000kg	Shaanxi Dideu New Materials Co. Ltd
	2020-01-05	2-PHENYL-3-BUTYN-2-OL 127-66-2	$9.80	1g	≥99%	100kg	Career Henan Chemical Co

2-Phenyl-3-butyn-2-ol
127-66-2
98%
Shaanxi Dideu New Materials Co. Ltd

2-PHENYL-3-BUTYN-2-OL
127-66-2
$9.80
≥99%
Career Henan Chemical Co

2-Phenyl-3-butyn-2-ol Spectrum

2-PHENYL-3-BUTYN-2-OL(127-66-2)MS 2-PHENYL-3-BUTYN-2-OL(127-66-2)¹HNMR 2-PHENYL-3-BUTYN-2-OL(127-66-2)¹³CNMR 2-PHENYL-3-BUTYN-2-OL(127-66-2)IR1 2-PHENYL-3-BUTYN-2-OL(127-66-2)IR2 2-PHENYL-3-BUTYN-2-OL(127-66-2)Raman

127-66-2 (2-Phenyl-3-butyn-2-ol) Related Search:

3-BUTYN-2-OL 3-Butyn-2-ol 1,1,3-Triphenylpropargyl alcohol Enpromate 2-Phenyl-3-butyn-2-ol

1,1-Diphenyl-2-propyn-1-ol 1,1,4,4-Tetraphenyl-2-butyn-1,4-diol 9-Ethynyl-9-fluorenol 4-Phenyl-3-butyn-1-ol 4-Phenyl-3-butyn-2-ol

(-)-1,6-Bis(2-chlorophenyl)-1,6-diphenyl-2,4-hexadiyne-1,6-diol Butinoline 2-Methyl-4-phenyl-3-butyn-2-ol 2,4-Diphenyl-3-butyn-2-ol (+)-1,6-Bis(2-chlorophenyl)-1,6-diphenyl-2,4-hexadiyne-1,6-diol

1,1,1-Trifluoro-2-phenyl-3-butyn-2-ol 1-Phenyl-3-butyn-1-ol Fronepidil

1of4

1-Methyl-1-phenylpropargyl alcohol (?-2-Phenyl-3-butyn-2-ol (3-1-3) Ethynyl methyl phenyl carbinol 2-PHENYL-3-BUTYN-2-OL, 98+% Phenylbutynol DL-2-Phenyl-3-butyn-2-ol, 98+% DL-2-PHENYL-3-BUTYN-2-OL .alpha.-Ethynyl-.alpha.-methylbenzenemethanol .alpha.-ethynyl-.alpha.-methyl-Benzenemethanol 2-phenyl-3-butyn-2-o 3-Butyn-2-ol, 2-phenyl- 3-Phenyl-butin-1-ol-(3) 2-PHENYL-3-BUTYN-2-OL, 99%2-PHENYL-3-BUTYN-2-OL, 99%2-PHENYL-3-BUTYN-2-OL, 99% Ethynylmethylphenylmethanol α-Ethynyl-α-methylbenzenemethanol α-Methyl-α-ethynylbenzenemethanol alpha-ethynyl-alpha-methyl-benzenemethano alpha-Ethynyl-alpha-methylbenzenemethanol alpha-Ethynyl-alpha-methylbenzyl alcohol alpha-ethynyl-alpha-methylbenzylalcohol Benzenemethanol, alpha-ethynyl-alpha-methyl- Benzyl alcohol, alpha-ethynyl-alpha-methyl- Methylphenylethynylcarbinol TIMTEC-BB SBB008971 BenzeneMethanol, a-ethynyl-a-Methyl- (+/-)-3-PHENYL-1-BUTYN-3-OL 3-HYDROXY-3-PHENYL-1-BUTYNE (+/-)-2-PHENYL-3-BUTYN-2-OL Benzenemethanol, α-ethynyl-α-methyl- tianfu-chem_2-PHENYL-3-BUTYN-2-OL,127-66-2 2- phenyl -3- butyne -2- ol UNII:4TR9Q57OTG (±)-2-Phenyl-3-butyn-2-ol 2-phenylbut-3-yn-2-ol 2-Phenyl-3-butyn-2-ol 127-66-2 C6H5CCH3OHCCH C6H5CCH3OHC8801CH HCCCOHC6H5CH3 Alkynes Building Blocks Terminal Organic Building Blocks Alkynes Organic Building Blocks Terminal Building Blocks Chemical Synthesis Organic Building Blocks