2-METHYL-1,3-DITHIANE
- CAS NO.：6007-26-7
- Empirical Formula: C5H10S2
- Molecular Weight: 134.26
- MDL number: MFCD00014652
- EINECS: 227-859-6
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:20:38
What is 2-METHYL-1,3-DITHIANE?
The Uses of 2-METHYL-1,3-DITHIANE
It has been employed in the synthesis of methyl ketones. 2-Methyl-1,3-dithiane is suitable for use in the preparation of potassium trifluoro(2-methyl-1,3-dithiano)borate.
Synthesis Reference(s)
Tetrahedron Letters, 27, p. 6305, 1986 DOI: 10.1016/S0040-4039(00)87793-X
General Description
2-Methyl-1,3-dithiane is a versatile acyl anion equivalent. Role of hyperconjugation in the conformational analysis of 2-methyl-1,3-dithiane has been reported.
Purification Methods
Wash the dithiane with H2O, 2.5 M aqueous NaOH, H2O, brine, dry over K2CO3 (use toluene as solvent if the volume of reagent is small), filter, evaporate and distil the colourless residue. IR film: 1455, 1371 and 1060 (all medium and CH3), 1451m, 1422s, 1412m, 1275m, 1236m, max 1190m, 1171w, 918m and 866w (all dithiane) cm-1 [Corey & Erickson J Org Chem 36 3553 1971, Seebach & Corey J Org Chem 40 231 1975]. [Beilstein 19 III/IV 49, 19/1 V 53.]
Properties of 2-METHYL-1,3-DITHIANE
| Boiling point: | 56-59 °C/3 mmHg (lit.) |
| Density | 1.121 g/mL at 25 °C (lit.) |
| refractive index | n |
| Flash point: | 180 °F |
| form | Liquid |
| color | Colorless to brown |
| Odor | at 0.10 % in dipropylene glycol. sulfurous |
| Water Solubility | Not miscible or difficult to mix in water. Soluble in alcohol. |
| BRN | 102766 |
| CAS DataBase Reference | 6007-26-7(CAS DataBase Reference) |
Safety information for 2-METHYL-1,3-DITHIANE
| Signal word | Danger |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07  Health Hazard GHS08  Environment GHS09 |
| GHS Hazard Statements |
H227:Flammable liquids |
| Precautionary Statement Codes |
P403+P235:Store in a well-ventilated place. Keep cool. |
Computed Descriptors for 2-METHYL-1,3-DITHIANE
New Products
Pentadecanoic acid 3-Bromophenylacetic acid 3-AMINO-3-(2-FLUORO-PHENYL)-PROPIONIC ACID Hendecanoic acid 2-Bromo-5-cyanopyridine 2-Amino-5-cyanopyridine 4-(4-(Dimethylamino)-1-(4-fluorophenyl)-1-hydroxybutyl)-3-(hydroxymethyl)benzonitrile 5-Bromo-4-chloro-3-indolyl-β-D-galactopyranoside Tetracaine Hydrochloride Ep Grade 2,2,2-Trichloroethyl chloroformate 3′-Hydroxyacetophenone 5-fluoro-1,3-benzodioxole 2-Bromo-6-fluoroaniline 2-Amino-4-phenyl-thiazole N-(4-Bromophenyl)-2-chloroacetamide 1-(3-Hydroxyphenyl)-2-thiourea 4-Nitrobenzenesulfonohydrazide 2-Aminobenzo[d]thiazol-4-ol 4-Chloro-2-methyl quinoline 5,11-Dihydro-10H-dibenzo[b,f]azepin-10-one-1,2,3,4-d4 5-amino-1-(2-chlorophenyl)-1H-pyrazole-4-carbonitrile ethyl 1-(6-chloropyridin-2-yl)-5-hydroxy-1H-pyrazole-4-carboxylate N-[-6,6-dimethyl-2-hepten-4-yn-1-yl]-N-(methyl-d3)-1-naphthalenemethanamine, monohydrochloride 2H-indol-2-one, 5-amino-1,3-dihydro-1-(1-methylethyl)-Related products of tetrahydrofuran
![2-[4-(1,3-DITHIAN-2-YL)PHENOXY]THIOACETAMIDE](https://img.chemicalbook.in/StructureFile/ChemBookStructure1/GIF/CB6392181.gif)
![1-[3-CHLORO-5-(TRIFLUOROMETHYL)-2-PYRIDINYL]-3-(1,3-DITHIAN-2-YL)-1H-INDOLE](https://img.chemicalbook.in/StructureFile/ChemBookStructure3/GIF/CB5495119.gif)
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