ChemicalBook > Product Catalog > Chemical Reagents > Organic reagents > Thiol / thiol > P-TOLYL DISULFIDE
P-TOLYL DISULFIDE
P-TOLYL DISULFIDE Basic information
- Product Name:
- P-TOLYL DISULFIDE
- Synonyms:
-
- 1-Methyl-4-[(4-methylphenyl)disulfanyl]benzene
- 4,4’-dimethyldiphenyldisulphide
- 4-Methylphenyl disulfide
- 4-methylphenyldisulfide
- Biodylon
- Bis(4-methylphenyl) disulfide
- bis(4-methylphenyl)disulfide
- Bis(4-tolyl) disulfide
- CAS:
- 103-19-5
- MF:
- C14H14S2
- MW:
- 246.39
- EINECS:
- 203-087-5
- Product Categories:
-
- Organic Building Blocks
- Sulfides/Disulfides
- Sulfur Compounds
- Mol File:
- 103-19-5.mol
More
Less
P-TOLYL DISULFIDE Chemical Properties
- Melting point:
- 43-46 °C (lit.)
- Boiling point:
- 349.4°C (rough estimate)
- Density
- 1.2475 (rough estimate)
- refractive index
- 1.6210 (estimate)
- Flash point:
- >230 °F
- storage temp.
- Keep in dark place,Sealed in dry,Room Temperature
- form
- powder to crystal
- color
- White to Orange to Green
- LogP
- 5.400
- CAS DataBase Reference
- 103-19-5(CAS DataBase Reference)
- EPA Substance Registry System
- Disulfide, bis(4-methylphenyl) (103-19-5)
More
Less
Safety Information
- Hazard Codes
- Xi
- Risk Statements
- 36/37/38
- Safety Statements
- 26-37/39-16
- RIDADR
- UN 3335
- WGK Germany
- 3
- RTECS
- JO1526250
- TSCA
- T
- HS Code
- 29309090
MSDS
- Language:English Provider:SigmaAldrich
- Language:English Provider:ACROS
More
Less
P-TOLYL DISULFIDE Usage And Synthesis
Chemical Properties
COLORLESS TO LIGHT YELLOW CRYSTALLINE SOLID
Uses
4-Methylphenyl Disulfide can be useful in electrochemical regioselective C(sp2)-H selenylation and sulfenylation of substituted 2-amino-1,4-naphthoquinones.
Synthesis Reference(s)
The Journal of Organic Chemistry, 46, p. 2408, 1981 DOI: 10.1021/jo00324a046
Tetrahedron Letters, 34, p. 903, 1993 DOI: 10.1016/S0040-4039(00)77450-8
Purification Methods
Purify it by chromatography on alumina using hexane as eluent, then crystallise it from MeOH, and/or distil it in a vacuum. [Kice & Bowers J Am Chem Soc 84 2384 1962, Beilstein 6 H 245, 6 I 212, 6 II 400, 6 III 1432, 6 IV 3206.]
P-TOLYL DISULFIDESupplier
Shandong Libixi Biopharmaceutical Technology Co., Ltd. Gold
- Tel
- 15318973357
- 1460285141@qq.com
Shanghai Boyle Chemical Co., Ltd.
- Tel
- 021-50182298 021-50180596
- sales@boylechem.com
J & K SCIENTIFIC LTD.
- Tel
- 010-82848833 400-666-7788
- jkinfo@jkchemical.com
Meryer (Shanghai) Chemical Technology Co., Ltd.
- Tel
- 021-61259108 18621169109
- market03@meryer.com
3B Pharmachem (Wuhan) International Co.,Ltd.
- Tel
- 821-50328103-801 18930552037
- 3bsc@sina.com
More
Less
P-TOLYL DISULFIDE(103-19-5)Related Product Information
- (4,4'-DICINNAMOYLDISULFIDE)DIMETHYL ESTER
- 4,4'-DITHIOBISPHENYLACETIC ACID
- DIXYLYL DISULPHIDE
- 4,4'-DITHIOBISCINNAMIC ACID
- 4,4'-DITHIOBISBENZOIC ACID, DIMETHYL ESTER
- BIS(A,A,A-TRIFLUORO-2-NITRO-P-TOLYL) DISULFIDE
- 7-CHLORO-8-HYDROXY-3-METHYL-1-(4-THIOPHENYL)-2,3,4,5-TETRAHYDRO-1H-3-BENZAZEPINE DIMER
- SALOR-INT L202053-1EA
- 2-NITRO-P-TOLYL DISULFIDE, TECH., 70%,2-NITRO-P-TOLYL DISULFIDE
- P-TOLYL DISULFIDE
- 4,4'-Dithiobisbenzoic Acid, Technical Grade