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Triphenylphosphine sulfide

Triphenylphosphine sulfide Structure
Triphenylphosphine sulfide structure
CAS No.
3878-45-3
Chemical Name:
Triphenylphosphine sulfide
Synonyms
TPS;TRIPHENYLPHOSPHINE SULPHIDE;(C6H5)3P=S;triphenyl-phosphinesulfid;Triphenylphosphine sulfide;Triphenylphosphorus sulfide;triphenylphosphinemonosulfide;Phosphine sulfide, triphenyl-;Triphenylphosphine sulfide, 99+%;triphenyl(sulfanylidene)-lambda5-phosphane
CBNumber:
CB1695472
Molecular Formula:
C18H15PS
Molecular Weight:
294.35
MDL Number:
MFCD00004917
MOL File:
3878-45-3.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-09-12 18:49:20
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Triphenylphosphine sulfide Properties

Melting point 161-163 °C(lit.)
Boiling point 428.7±28.0 °C(Predicted)
Density 1.20
storage temp. Sealed in dry,Room Temperature
solubility isooctane: soluble
form Crystalline
color White to Almost white
Water Solubility Insoluble in water.
BRN 645872
InChI 1S/C18H15PS/c20-19(16-10-4-1-5-11-16,17-12-6-2-7-13-17)18-14-8-3-9-15-18/h1-15H
InChIKey VYNGFCUGSYEOOZ-UHFFFAOYSA-N
SMILES S=P(c1ccccc1)(c2ccccc2)c3ccccc3
CAS DataBase Reference 3878-45-3(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII Q68E5JRQ8V
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)Skull and Crossbones (GHS06)
GHS07,GHS06
Signal word  Warning
Hazard statements  H302+H312-H315-H319-H335-H302-H312-H331
Precautionary statements  P305+P351+P338-P261-P304+P340-P405-P501a-P264-P270-P280-P301+P312+P330-P302+P352+P312+P362+P364-P305+P351+P338+P337+P313-P501
target organs Respiratory system
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xn
Risk Statements  21/22-36/37/38
Safety Statements  26-36/37
RIDADR  UN3464
WGK Germany  3
RTECS  SZ2820000
HazardClass  6.1
PackingGroup  III
HS Code  29310099
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
STOT SE 3
NFPA 704
0
2 0

Triphenylphosphine sulfide price More Price(31)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TCI Chemical T1066 Triphenylphosphine Sulfide >99.0%(GC) 3878-45-3 25g $58 2026-04-30 Buy
TCI Chemical T1066 Triphenylphosphine Sulfide >99.0%(GC) 3878-45-3 100g $146 2026-04-30 Buy
Apolloscientific OR25786 triphenylphosphine sulphide 99% 3878-45-3 5g $21 2026-06-04 Buy
Apolloscientific OR25786 triphenylphosphine sulphide 99% 3878-45-3 25g $24 2026-06-04 Buy
Apolloscientific OR25786 triphenylphosphine sulphide 99% 3878-45-3 100g $73 2026-06-04 Buy
Product number Packaging Price Buy
T1066 25g $58 Buy
T1066 100g $146 Buy
OR25786 5g $21 Buy
OR25786 25g $24 Buy
OR25786 100g $73 Buy

Triphenylphosphine sulfide Chemical Properties, Uses, Production

Chemical Properties

WHITE CRYSTALLINE SOLID

Uses

Triphenylphosphine Sulfide inhibits carboxylesterase of human monocyte. Triphenylphosphine Sulfide is used in the biomimetc reduction of sulfric acid.

Synthesis Reference(s)

Canadian Journal of Chemistry, 56, p. 1423, 1978 DOI: 10.1139/v78-233
The Journal of Organic Chemistry, 42, p. 2190, 1977 DOI: 10.1021/jo00432a046
Synthetic Communications, 22, p. 1077, 1992 DOI: 10.1080/00397919208019299

General Description

Triphenylphosphine sulfide (TPPS) forms TPPS·3I2 adduct with I2 molecules.

Triphenylphosphine sulfide Preparation Products And Raw materials

Raw materials

(Triphenylphosphoranylidene)acetonitrile Fumaronitrile

Preparation Products

4-Fluorothiophenol diisopropyl maleate

Triphenylphosphine sulfide Suppliers

Global Suppliers ( 163)
Supplier Tel Email Country ProdList Advantage
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
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64
Syntechem Co.,Ltd info@syntechem.com China 12973 57
Maya High Purity Chemicals +86 (573) 82222445 (0)18006601000 452520369 sales@maya-r.com China 11693 57
Chengdu Ai Keda Chemical Technology Co., Ltd. 4008-755-333 18080918076 800078821@qq.com China 9706 55
Thermo Fisher Scientific 800-810-5118 cnchemical@thermofisher.com China 17752 75
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd. 025-66113011 13913916777 cfzhang@aikonchem.com China 19902 55
Supplier Advantage
J & K SCIENTIFIC LTD. 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 62
Alfa Aesar 84
TCI (Shanghai) Development Co., Ltd. 81
Shanghai Hanhong Scientific Co.,Ltd. 64
Syntechem Co.,Ltd 57
Maya High Purity Chemicals 57
Chengdu Ai Keda Chemical Technology Co., Ltd. 55
Thermo Fisher Scientific 75
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd. 55

View Latest Price from Triphenylphosphine sulfide manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Triphenylphosphine sulfide pictures 2026-08-07 Triphenylphosphine sulfide
3878-45-3
 $1.00 1KG 99% 20 Tons Shaanxi Dideu Medichem Co. Ltd
TRIPHENYLPHOSPHINE SULFIDE pictures 2024-08-15 TRIPHENYLPHOSPHINE SULFIDE
3878-45-3
 $1.00 1KG 99% 20T Shaanxi Dideu Medichem Co. Ltd
TRIPHENYLPHOSPHINE SULFIDE pictures 2020-01-13 TRIPHENYLPHOSPHINE SULFIDE
3878-45-3
 $1.00 1g 99.0% 100kg Career Henan Chemical Co

Triphenylphosphine sulfide Spectrum

TRIPHENYLPHOSPHINE SULFIDE(3878-45-3)MSTRIPHENYLPHOSPHINE SULFIDE(3878-45-3)1HNMRTRIPHENYLPHOSPHINE SULFIDE(3878-45-3)13CNMRTRIPHENYLPHOSPHINE SULFIDE(3878-45-3)IR1TRIPHENYLPHOSPHINE SULFIDE(3878-45-3)IR2TRIPHENYLPHOSPHINE SULFIDE(3878-45-3)Raman

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