2,3-Dichlorotoluene

Base Information

• Chemical Name: 2,3-Dichlorotoluene
• CAS No.: 32768-54-0
• Molecular Formula: C7H6Cl2
• Molecular Weight: 161.031
• Hs Code.: 29039990
• European Community (EC) Number: 251-203-8
• DSSTox Substance ID: DTXSID0067717
• Nikkaji Number: J88.822B
• Wikidata: Q69999950
• Mol file: 32768-54-0.mol

Synonyms:2,3-DICHLOROTOLUENE;32768-54-0;1,2-Dichloro-3-methylbenzene;Benzene, 1,2-dichloro-3-methyl-;Toluene, 2,3-dichloro-;EINECS 251-203-8;EC 251-203-8;2,3-dichloro-toluene;SCHEMBL28351;DTXSID0067717;SCHEMBL10520742;GWLKCPXYBLCEKC-UHFFFAOYSA-;1,2-Dichloro-3-methylbenzene #;MFCD00000546;1,2-bis(chloranyl)-3-methyl-benzene;AKOS015888478;CS-W016143;s12349;2,3-Dichlorotoluene, analytical standard;AS-12283;D1805;FT-0609587;EN300-118169;2,3-Dichlorotoluene 100 microg/mL in Methanol;A821402;W-106823

Chemical Property of 2,3-Dichlorotoluene

Chemical Property:

• Appearance/Colour: clear colourless to slightly yellow liquid
• Melting Point: 6 °C(lit.)
• Refractive Index: n20/D 1.551(lit.)
• Boiling Point: 207.5 °C at 760 mmHg
• Flash Point: 83.3 °C
• PSA: 0.00000
• Density: 1.242 g/cm³
• LogP: 3.30180
• Storage Temp.: Sealed in dry,Room Temperature
• Solubility.: Chloroform, Methanol
• Water Solubility.: insoluble
• XLogP3: 3.5
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 0
• Exact Mass: 159.9846556
• Heavy Atom Count: 9
• Complexity: 92.9

Purity/Quality:

≥99% ^*data from raw suppliers

2,3-Dichlorotoluene ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xn,Xi
• Statements: 20-36/37/38
• Safety Statements: 24/25

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Canonical SMILES: CC1=C(C(=CC=C1)Cl)Cl
• Uses: 2,3-Dichlorotoluene is used as a reagent in organic synthesis, in particular that of Lamotrigine (L173250) which is an aniconvulsant drug. It is also used in the manufacture of Felodipine (F232375) which is a dihydropyridine calcium channel blocker.

Technology Process of 2,3-Dichlorotoluene

There total 7 articles about 2,3-Dichlorotoluene which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 92.0%

2-chloro-m-cresol (608-26-4) + hydrogen (1333-74-0) → 2,3-dichlorotoluene (32768-54-0)

Guidance literature:

With chlorine; triphenylphosphine; In chlorobenzene;

Reference yield: 51.0%

1,2-dichloro-benzene (95-50-1) + methyl iodide (74-88-4) → 2,3-dichlorotoluene (32768-54-0)

Guidance literature:

1,2-dichloro-benzene; With n-butyllithium; In tetrahydrofuran; hexane; at -78 ℃; for 1h; Inert atmosphere;

methyl iodide; In tetrahydrofuran; hexane; at -78 - 25 ℃; Inert atmosphere;

DOI:10.1021/acs.joc.5b01753

Reference yield:

2-methylchlorobenzene (95-49-8) → 2,5-dichlorotoluene (19398-61-9) + 2,6-dichlorotoluene (118-69-4) + 2,4-dichlorotoluene (95-73-8) + 2,3-dichlorotoluene (32768-54-0)

Guidance literature:

bei der Chlorierung;

upstream raw materials:

2-methylchlorobenzene

2-chloro-3-methylaniline

toluene

2-chloro-m-cresol

Downstream raw materials:

2,3-dichlorbenzoic acid

3,4-dichlorbenzoic acid

3,4-dichloro-benzoic acid ethyl ester

2,3,4-trichlorotoluene

Refernces

• 1、 -. "A chloro-toluene-ionic liquid catalyst preparation 2,6 the method of [...] dichloro-toluene". Paragraph 0024; 0027; 0032. . Retrieved 2017/02/24.
• 2、 -. "Process for preparing substituted chloroaromatics". . . Retrieved 2008/06/13.