3,4-Dihydro-6,7-dichloro-3-methyl-2H-1,2,4-benzothiadiazine 1,1-dioxide

Base Information

• Chemical Name: 3,4-Dihydro-6,7-dichloro-3-methyl-2H-1,2,4-benzothiadiazine 1,1-dioxide
• CAS No.: 446-62-8
• Molecular Formula: C8H8Cl2N2O2S
• Molecular Weight: 267.136
• DSSTox Substance ID: DTXSID00963247
• Nikkaji Number: J65.501E
• Mol file: 446-62-8.mol

Synonyms:446-62-8;BRN 1081693;3,4-Dihydro-6,7-dichloro-3-methyl-2H-1,2,4-benzothiadiazine 1,1-dioxide;2H-1,2,4-Benzothiadiazine, 3,4-dihydro-6,7-dichloro-3-methyl-, 1,1-dioxide;3,4-Diidro-6,7-dicloro-3-metil-2H-1,2,4-benzotiodiazina 1,1-diossido [Italian];3,4-Diidro-6,7-dicloro-3-metil-2H-1,2,4-benzotiodiazina 1,1-diossido;DTXSID00963247;C8-H8-Cl2-N2-O2-S;6,7-Dichloro-3,4-dihydro-3-methyl-2H-1,2,4-benzothiadiazine 1,1-dioxide;LS-40418;A827484;6,7-bis(chloranyl)-3-methyl-3,4-dihydro-2H-1$l^{6},2,4-benzothiadiazine 1,1-dioxide;6,7-Dichloro-3-methyl-3,4-dihydro-1lambda~6~,2,4-benzothiadiazine-1,1(2H)-dione;6,7-dichloro-3-methyl-3,4-dihydro-2H-1$l^{6},2,4-benzothiadiazine 1,1-dioxide

Chemical Property of 3,4-Dihydro-6,7-dichloro-3-methyl-2H-1,2,4-benzothiadiazine 1,1-dioxide

Chemical Property:

• Vapor Pressure: 2.58E-07mmHg at 25°C
• Boiling Point: 421.6°C at 760 mmHg
• Flash Point: 208.8°C
• PSA: 66.58000
• Density: 1.494g/cm³
• LogP: 3.59080
• XLogP3: 2.1
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 0
• Exact Mass: 265.9683541
• Heavy Atom Count: 15
• Complexity: 343

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1NC2=CC(=C(C=C2S(=O)(=O)N1)Cl)Cl

Technology Process of 3,4-Dihydro-6,7-dichloro-3-methyl-2H-1,2,4-benzothiadiazine 1,1-dioxide

There total 1 articles about 3,4-Dihydro-6,7-dichloro-3-methyl-2H-1,2,4-benzothiadiazine 1,1-dioxide 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: 91.0%

acetaldehyde (75-07-0,9002-91-9) + 2-amino-4,5-dichlorobenzenesulfonamide (16948-63-3) → (+/-)-6,7-dichloro-3-methyl-3,4-dihydro-2H-1,2,4-benzothiadiazine 1,1-dioxide (446-62-8)

Guidance literature:

With sulfuric acid; In 1,4-dioxane; for 3h; Heating;

DOI:10.1016/j.tetasy.2006.11.035

Reference yield: 29.0%

(+/-)-6,7-dichloro-3-methyl-3,4-dihydro-2H-1,2,4-benzothiadiazine 1,1-dioxide (446-62-8) → C16H12Cl4N4O6S2

Guidance literature:

With 3-chloro-benzenecarboperoxoic acid; In dichloromethane; at 20 ℃; for 12h; Cooling with ice;

DOI:10.1055/s-0033-1338587

upstream raw materials:

acetaldehyde

2-amino-4,5-dichlorobenzenesulfonamide