Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2-Ethyl-1,3-thiazole-5-carboxylic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2-ethyl-1,3-thiazole-5-carboxylic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

30709-68-3

30709-68-3 structure

30709-68-3 structure

Name: 2-Ethyl-1,3-thiazole-5-carboxylic acid
Chemical Name: 2-Ethyl-1,3-thiazole-5-carboxylic acid
CAS Number: 30709-68-3
Molecular Formula: C₆H₇NO₂S
Molecular Weight: 157.19000
Create Date: 2018-08-13 18:19:28
Modify Date: 2025-08-25 16:35:26

Name	2-Ethyl-1,3-thiazole-5-carboxylic acid
Synonyms	2-ethyl-5-carboxythiazole 2-Aethyl-thiazol-5-carbonsaeure 5-Thiazolecarboxylic acid,2-ethyl 2-ethyl-thiazole-5-carboxylic acid 2-Ethyl-5-thiazolecarboxylic acid 2-Ethyl-5-thiazolcarbonsaeure

Density	1.337g/cm3
Boiling Point	305.1ºC at 760 mmHg
Molecular Formula	C₆H₇NO₂S
Molecular Weight	157.19000
Flash Point	138.3ºC
Exact Mass	157.02000
PSA	78.43000
LogP	1.40370
Index of Refraction	1.581

CHEMICAL IDENTIFICATION

RTECS NUMBER :: XJ3675462

CHEMICAL NAME :: 5-Thiazolecarboxylic acid, 2-ethyl-

CAS REGISTRY NUMBER :: 30709-68-3

LAST UPDATED :: 199806

DATA ITEMS CITED :: 2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >2 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: USXXAM United States Patent Document. (U.S. Patent Office, Box 9, Washington, DC 20231) Volume(issue)/page/year: #4045567

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 525 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: USXXAM United States Patent Document. (U.S. Patent Office, Box 9, Washington, DC 20231) Volume(issue)/page/year: #4045567

HS Code	2934100090

631-58-3 structure

631-58-3

33142-21-1 structure

33142-21-1

~%

30709-68-3 structure

30709-68-3

Literature: Roussel Uclaf Patent: US4045567 A1, 1977 ;

HS Code	2934100090
Summary	2934100090 other compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

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