3-ETHYLBENZOTHIAZOLIUM BROMIDE

Base Information

• Chemical Name: 3-ETHYLBENZOTHIAZOLIUM BROMIDE
• CAS No.: 32446-47-2
• Molecular Formula: Br*C₉H₁₀NS
• Molecular Weight: 244.155
• Hs Code.: 2934999090
• Mol file: 32446-47-2.mol

Synonyms:Benzothiazolium, 3-ethyl-, bromide (8CI,9CI);3-Ethylbenzothiazolium bromide;

Chemical Property of 3-ETHYLBENZOTHIAZOLIUM BROMIDE

Chemical Property:

• Melting Point: 205-207 °C
• PSA: 32.12000
• LogP: -0.78730

Purity/Quality:

98%,99%, ^*data from raw suppliers

3-Ethyl-1,3-benzothiazol-3-iumBromide ^*data from reagent suppliers

Safty Information:

• Statements: 36/37/38
• Safety Statements: 26-36/37/39

MSDS Files:

SDS file from LookChem

Useful:

• Uses: 3-ethyl-1,3-benzothiazol-3-ium bromide is a useful research chemical.

Technology Process of 3-ETHYLBENZOTHIAZOLIUM BROMIDE

There total 1 articles about 3-ETHYLBENZOTHIAZOLIUM BROMIDE 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: 93.0%

1,3-Benzothiazole (95-16-9) + ethyl bromide (74-96-4) → 3-ethylbenzothiazolium bromide (32446-47-2)

Guidance literature:

at 80 ℃; Inert atmosphere; Neat (no solvent);

DOI:10.1039/b815876b

Reference yield:

4,4'-dibromobenzil (35578-47-3) + 3-ethylbenzothiazolium bromide (32446-47-2) → 2-(4-bromophenyl)-4-ethyl-2,3-dihydro-4H-benzo[b][1,4]thiazin-3-one (1394043-94-7) + 3,3'-diethyl-3H,3'H-2,2'-spirobi[benzo[d]thiazole]

Guidance literature:

With triethylamine; In 1-methyl-pyrrolidin-2-one; N,N-dimethyl-formamide; at 100 ℃; for 2h; Microwave irradiation;

DOI:10.1039/c2ob25928a

Reference yield:

benzil (134-81-6) + 3-ethylbenzothiazolium bromide (32446-47-2) → 4-ethyl-2-phenyl-2,3-dihydro-4H-benzo[b][1,4]thiazin-3-one (1394043-93-6) + 3,3'-diethyl-3H,3'H-2,2'-spirobi[benzo[d]thiazole]

Guidance literature:

With triethylamine; In N,N-dimethyl-formamide; at 100 ℃; for 2h; Microwave irradiation;

DOI:10.1039/c2ob25928a

upstream raw materials:

1,3-Benzothiazole

ethyl bromide

Downstream raw materials:

2-(4-bromophenyl)-4-ethyl-2,3-dihydro-4H-benzo[b][1,4]thiazin-3-one

4-ethyl-2-phenyl-2,3-dihydro-4H-benzo[b][1,4]thiazin-3-one

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