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2-Amino-5-(4-chlorophenyl)thiazole

CAS No.
73040-66-1
Chemical Name:
2-Amino-5-(4-chlorophenyl)thiazole
Synonyms
5-(4-Chlorophenyl)thiazol-2-aMine;5-(4-Chlorophenyl)-2-thiazolamine;2-Amino-5-(4-chlorophenyl)thiazole;2-Thiazolamine, 5-(4-chlorophenyl)-;5-(4-chlorophenyl)-1,3-thiazol-2-amine;5-(4-chlorophenyl)-2-amino-1,3-thiazole
CBNumber:
CB12470938
Molecular Formula:
C9H7ClN2S
Molecular Weight:
210.68
MDL Number:
MFCD12779839
MOL File:
73040-66-1.mol
MSDS File:
SDS
Last updated:2026-05-27 23:16:41

2-Amino-5-(4-chlorophenyl)thiazole Properties

Melting point 203-204 ºC
Boiling point 389.8±17.0 °C(Predicted)
Density 1.389
storage temp. 2-8°C(protect from light)
pka 4.26±0.10(Predicted)
Appearance Off-white to yellow Solid

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P305+P351+P338

2-Amino-5-(4-chlorophenyl)thiazole price More Price(40)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Matrix Scientific 305706 5-(4-Chlorophenyl)thiazol-2-amine 73040-66-1 250.00mg $43 2026-05-19 Buy
Matrix Scientific 305706 5-(4-Chlorophenyl)thiazol-2-amine 73040-66-1 1.00g $87 2026-05-19 Buy
Matrix Scientific 305706 5-(4-Chlorophenyl)thiazol-2-amine 73040-66-1 5.00g $402 2026-05-19 Buy
Synthonix C51092 5-(4-Chlorophenyl)thiazol-2-amine 96% 73040-66-1 100mg $35 2026-05-06 Buy
Synthonix C51092 5-(4-Chlorophenyl)thiazol-2-amine 96% 73040-66-1 250mg $41 2026-05-06 Buy
Product number Packaging Price Buy
305706 250.00mg $43 Buy
305706 1.00g $87 Buy
305706 5.00g $402 Buy
C51092 100mg $35 Buy
C51092 250mg $41 Buy

2-Amino-5-(4-chlorophenyl)thiazole Chemical Properties,Uses,Production

Synthesis

4'-Chloroacetophenone

99-91-2

Carbamimidothioic acid

17356-08-0

2-Amino-5-(4-chlorophenyl)thiazole

73040-66-1

According to the method reported by Siddiqui et al [17], p-chloroacetophenone (0.01 mol) and thiourea (1.52 g, 0.02 mol) were used as raw materials and iodine (2.54 g, 0.01 mol) was added for the reaction. The reaction mixture was heated in an oil bath at 100 °C overnight. After completion of the reaction, it was cooled to room temperature and the reaction mixture was washed with diethyl ether (100 mL) to remove unreacted iodine and p-chloroacetophenone. The solid residue was dissolved in cold water (200 mL) and the pH was adjusted to 9-10 with 25% aqueous ammonium hydroxide.The precipitated 2-amino-5-(4-chlorophenyl)thiazole was collected by filtration and purified by recrystallization with hot ethanol. The product 2-amino-5-(4-chlorophenyl)thiazole (1) had a yield of 81% and a melting point of 168-170 °C. FTIR (KBr pressed sheet, cm1 ): 3439, 3284 (NHsymmetric and asymmetric stretching vibrations), 1633 (C=N stretching vibration).1H NMR (DMSO-d, 300 MHz, δ): 7.81-7.79 (d, 2H, benzene ring hydrogen), 7.41-7.38 (d, 2H, benzene ring hydrogen), 7.12 (s, 2H, NH), 7.04 (s, 1H, thiazole ring hydrogen). Elemental analysis (calculated values, CHClNS, 210.5 g/mol): C, 51.31; H, 3.33; N, 13.30; S, 15.20. measured values: C, 51.55; H, 3.39; N, 13.50; S, 15.33.

References

[1] Synthesis and Reactivity in Inorganic, Metal-Organic and Nano-Metal Chemistry, 2015, vol. 45, # 4, p. 605 - 613

99-91-2
17356-08-0
73040-66-1
Synthesis of 2-Amino-5-(4-chlorophenyl)thiazole from 4'-Chloroacetophenone and Carbamimidothioic acid

2-Amino-5-(4-chlorophenyl)thiazole Preparation Products And Raw materials

Raw materials

Preparation Products

2-Amino-5-(4-chlorophenyl)thiazole Suppliers

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2-Amino-5-(4-chlorophenyl)thiazole Spectrum

5-(4-chlorophenyl)-1,3-thiazol-2-amine 5-(4-chlorophenyl)-2-amino-1,3-thiazole 2-Amino-5-(4-chlorophenyl)thiazole 5-(4-Chlorophenyl)-2-thiazolamine 5-(4-Chlorophenyl)thiazol-2-aMine 2-Thiazolamine, 5-(4-chlorophenyl)- 73040-66-1