5,7-Difluorobenzo[d]thiazol-2-amine

Base Information

• Chemical Name: 5,7-Difluorobenzo[d]thiazol-2-amine
• CAS No.: 788124-34-5
• Molecular Formula: C7H4F2N2S
• Molecular Weight: 186.185
• Hs Code.: 29342000
• European Community (EC) Number: 888-541-6
• DSSTox Substance ID: DTXSID40567561
• Wikidata: Q82453473
• Mol file: 788124-34-5.mol

Synonyms:5,7-Difluorobenzo[d]thiazol-2-amine;788124-34-5;5,7-difluoro-1,3-benzothiazol-2-amine;2-Amino-5,7-difluorobenzothiazole;MFCD08444544;5,7-DIFLUOROBENZO[D]THIAZOL-2(3H)-IMINE;SCHEMBL1748005;DTXSID40567561;OEEBJKDZPLDBQI-UHFFFAOYSA-N;AKOS009115084;DS-18330;SY064352;CS-0042667;W17333

Chemical Property of 5,7-Difluorobenzo[d]thiazol-2-amine

Chemical Property:

• PSA: 67.15000
• LogP: 2.73790
• Storage Temp.: Keep in dark place,Inert atmosphere,Room temperature
• XLogP3: 2.2
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 5
• Rotatable Bond Count: 0
• Exact Mass: 186.00632563
• Heavy Atom Count: 12
• Complexity: 181

Purity/Quality:

99%, ^*data from raw suppliers

5,7-Difluorobenzo[d]thiazol-2-amine 95+% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=C(C=C(C2=C1N=C(S2)N)F)F

Technology Process of 5,7-Difluorobenzo[d]thiazol-2-amine

There total 1 articles about 5,7-Difluorobenzo[d]thiazol-2-amine 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: 90.0%

1-(3,5-difluorophenyl)thiourea (791594-33-7) → 5,7-difluorobenzo[d]thiazol-2-amine (788124-34-5)

Guidance literature:

1-(3,5-difluorophenyl)thiourea; With bromine; In 1,2-dichloro-ethane; at 30 ℃; for 2.5h;

With ammonia; In water;

Reference yield: 73.2%

ethyl 6-(tert-butyl)-2-(2,5-diisopropyl-1-(3-oxobutyl)-4-phenyl-1H-pyrrole-3-carboxamido)benzo[b]thiophene-3-carboxylate + 5,7-difluorobenzo[d]thiazol-2-amine (788124-34-5) → ethyl 6-tert-butyl-2-{1-[(3E)-3-[(5,7-difluoro-1,3-benzothiazol-2-yl)imino]butyl]-4-phenyl-2,5-bis(propan-2-yl)-1H-pyrrole-3-amido}-1-benzothiophene-3-carboxylate

Guidance literature:

With p-toluenesulfonic acid monohydrate; In toluene; Dean-Stark; Inert atmosphere; Reflux;

Reference yield:

3,3,5-trimethyl-cyclohexanecarboxylic acid (477905-63-8) + 5,7-difluorobenzo[d]thiazol-2-amine (788124-34-5) → N-(5,7-difluoro-1,3-benzothiazol-2-yl)-3,3,5-trimethylcyclohexane-1-carboxamide

Guidance literature:

3,3,5-trimethyl-cyclohexanecarboxylic acid; With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate; In 1,2-dichloro-ethane; at 20 ℃; for 0.166667h;

5,7-difluorobenzo[d]thiazol-2-amine; In 1,2-dichloro-ethane; at 45 ℃;

DOI:10.1016/j.bmcl.2018.08.026

upstream raw materials:

1-(3,5-difluorophenyl)thiourea

Downstream raw materials:

2-amino-4,6-difluoro-benzenethiol

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