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2-Phenylethanethiol

CAS No.
4410-99-5
Chemical Name:
2-Phenylethanethiol
Synonyms
2-Phenylethane-1-thiol;PHENETHYL MERCAPTAN;2-PHENYLETHYL MERCAPTAN;2-Phenylethylthiol;FEMA 3894;PHENYLETHYL MERCAPTAN;Femano.3894;Phenylethylthiol;Phenylethanethiol;BENZENEETHANETHIOL
CBNumber:
CB9853627
Molecular Formula:
C8H10S
Molecular Weight:
138.23
MDL Number:
MFCD00004891
MOL File:
4410-99-5.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-28 05:20:05

2-Phenylethanethiol Properties

Melting point -30°C (estimate)
Boiling point 217-218 °C (lit.)
Density 1.032 g/mL at 25 °C (lit.)
refractive index n20/D 1.560(lit.)
FEMA 3894 | PHENYLETHYL MERCAPTAN
FLAVIS Number 12.194 | 2-Phenylethane-1-thiol
Flash point 195 °F
storage temp. Keep in dark place,Inert atmosphere,Room temperature
form Liquid
pka 10.40±0.10(Predicted)
color Clear colorless
Odor at 0.10 % in propylene glycol. rubber sulfurous
Odor Type rubbery
biological source synthetic
JECFA Number 527
BRN 1446618
Stability Stable. Incompatible with strong bases, strong oxidizing agents.
Major Application flavors and fragrances
InChI 1S/C8H10S/c9-7-6-8-4-2-1-3-5-8/h1-5,9H,6-7H2
InChIKey ZMRFRBHYXOQLDK-UHFFFAOYSA-N
SMILES SCCc1ccccc1
LogP 2.90
Substances Added to Food (formerly EAFUS) PHENYLETHYL MERCAPTAN
CAS DataBase Reference 4410-99-5(CAS DataBase Reference)
FDA UNII I4TH2T2INY
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302+H312+H332-H315-H319-H335
Precautionary statements  P280-P301+P312-P362+P364
PPE Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)
Hazard Codes  Xn
Risk Statements  20/21/22
Safety Statements  23-24/25-36/37
RIDADR  UN 3334
WGK Germany  3
13
HS Code  29309090
Storage Class 10 - Combustible liquids
NFPA 704
2
2 0

2-Phenylethanethiol price More Price(24)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 252581 2-Phenylethanethiol 98% 4410-99-5 10g $123 2026-04-30 Buy
TCI Chemical P1715 2-Phenylethanethiol >97.0%(GC)(T) 4410-99-5 5g $61 2026-04-30 Buy
TCI Chemical P1715 2-Phenylethanethiol >97.0%(GC)(T) 4410-99-5 25g $177 2026-04-30 Buy
Biosynth FP39722 2-Phenylethanethiol 4410-99-5 0.025kg $312.27 2026-06-04 Buy
Biosynth FP39722 2-Phenylethanethiol 4410-99-5 0.05kg $518.84 2026-06-04 Buy
Product number Packaging Price Buy
252581 10g $123 Buy
P1715 5g $61 Buy
P1715 25g $177 Buy
FP39722 0.025kg $312.27 Buy
FP39722 0.05kg $518.84 Buy

2-Phenylethanethiol Chemical Properties,Uses,Production

Chemical Properties

colourless liquid

Uses

2-Phenylethanethiol has been used:

  • in preparation of biicosahedral Au (25) clusters protected with various types of thiol ligands
  • as derivatization reagent for phosphorylated sequences of peptides, for enhancing ionization efficiency in matrix-assisted laser desorption/ionization mass spectrometry

Synthesis Reference(s)

The Journal of Organic Chemistry, 25, p. 1993, 1960 DOI: 10.1021/jo01081a044

General Description

Structures of 2-phenylethanethiol and its 1:1 water clusters have been studied using resonant two-photon ionization spectroscopy.

2-Phenylethanethiol Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 237)Suppliers
Supplier Tel Email Country ProdList Advantage
Tengzhou Yuanxiang Biotechnology Co., Ltd 13153439391 136802066@qq.com China 14 58
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
ShangHai DEMO Chemical Co.,Ltd 400-021-7337 2355568890 sales@demochem.com China 2569 57
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Beijing Ouhe Technology Co., Ltd 13552068683 13522913783 2355560935@qq.com China 11777 60
JinYan Chemicals(ShangHai) Co.,Ltd. 13817811078 sales@jingyan-chemical.com China 9963 60
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64
Shandong Xiya Chemical Co., Ltd 13355009207 13355009207 3007715519@qq.com China 18722 57

View Lastest Price from 2-Phenylethanethiol manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2-Phenylethanethiol pictures 2026-09-02 2-Phenylethanethiol
4410-99-5
$1.20-31.00 1kg 99% Henan Fengda Chemical Co., Ltd
2-Phenylethanethiol pictures 2026-05-28 2-Phenylethanethiol
4410-99-5
$10.00 1KG 99.% 10 ton Hebei Chuanghai Biotechnology Co,.LTD
2-Phenylethanethiol pictures 2025-05-23 2-Phenylethanethiol
4410-99-5
$50.00 1kg 99 5000 Hebei Zhuanglai Chemical Trading Co Ltd
2-PHENYLETHANETHIOL β-Phenyl ethyl mercaphtan 2-Phenylethyl mercaptan, Phenethyl mercaptan 2-Phenylethanethiol, 2-Phenylethyl mercaptan, Phenethyl mercaptan BENZENEETHANETHIOL BETA-PHENETHYL MERCAPTAN BETA-PHENYLETHYL MERCAPTAN 2-Phenylenthanethiol PHENYLETHYL MERCAPTAN 99+% 2-Phenylethylmercaptane Femano.3894 phenylethylthiol,2-phenylethylthiol,2-phenylethanthiol 2-Phenylethanthiol 2-PHENYLETHYL MERCAPTAN FEMA NO.3894 2-Phenylethanethiol,99% 2-Phenylethanethiol, 99% 10GR 2-Phenylethanethiol 98% 2-Phenylethanethiol, 97.0%(GC) Phenethyl Mercaptan 2-Phenylethyl Mercaptan 2-Phenylethanethiol, GC 99% 2-Phenylethanethiol, 99%, reagent grade Phenylethylthiol 2-Phenylethanethiol> 2-Phenylethanethiol USP/EP/BP 2-phenethyl mercaptan tianfu-chem_-2-Phenylethanethiol,4410-99-5 Phenylethanethiol 2-Penylethyl mercaptan Phenyl ethyl mercatan 2-Phenylethylthiol 2-PHENYLETHYL MERCAPTAN 2-Phenylethane-1-thiol FEMA 3894 PHENETHYL MERCAPTAN PHENYLETHYL MERCAPTAN 4410-99-5 C6H5CH2CH2SH Building Blocks Organic Building Blocks Sulfur Compounds Thiols/Mercaptans thiol Flavor