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5-Methylisoxazole-3-carboxylic acid

BGC Id:302647160699
CAS No:3405-77-4
Synonyms:5-methylisoxazole-3-carboxylicacid,98+% ; 3-isoxazolecarboxylicacid, 5-methyl- ; 5-methylisoxazole-3-carboxylic acid ; 5-methyl-3-isoxazolecarboxylic acid ; akos pao-1374 ; 3-carboxy-5-methylisoxazole ; timtec-bb sbb005437 ; 5-methyl-3-isooxazolecarboxylic acid ; 5-methylisooxazole-3-carboxylic acid ; buttpark 27\08-47
Molecular Formula:C5H5NO3
Molecular Weight:127.1
EINECS:222-289-4
Structural Formula

Verified providers in 2025

The following 11 notable providers have been checked and can be recommended.
Chemical-Suppliers
BLD Pharmatech
Smile code: O=C(C1=NOC(C)=C1)O MDL Number: MFCD01318162 Purity : 98% Available in stock: 6504 g
Chemical-Suppliers
Leap Chem
Molecular Formula: C5H5NO3 Molecular Weight: 127.1 Hazard Symbols: Xi WGKGermany: 3 HS Code: 29339900

The last intensive check and update was carried out on 2025/09/17.

Identify

Synonyms:
5-methylisoxazole-3-carboxylicacid,98+% ; 3-isoxazolecarboxylicacid, 5-methyl- ; 5-methylisoxazole-3-carboxylic acid ; 5-methyl-3-isoxazolecarboxylic acid ; akos pao-1374 ; 3-carboxy-5-methylisoxazole ; timtec-bb sbb005437 ; 5-methyl-3-isooxazolecarboxylic acid ; 5-methylisooxazole-3-carboxylic acid ; buttpark 27\08-47
CAS:
3405-77-4
EINECS:
222-289-4
Molecular Formula:
C5H5NO3
MDL:
MFCD01318162
SMILES:
COC1=CC=C(C=C1)SCCC(=O)O

Properties

Molecular Weight:
127.1 g·mol−1
Melting point:
168 °C
download Download Molfile

Suppliers

Simagchem Corporation

Company type: Bulk chemical producer
Your partner in China for chemicals business. 2-Bromo-n-octanoic acid is also served by Simagchem Corporation. Expertize in supplies and sources of fine, specialty, pharmaceutical chemicals and intermediates. WE offer high quality products and JIT services with instant market intelligence in China, custom synthesis in our 3 production sites, famous principals as Brenntag, Univar,S inopec, Grace, Petrobras, DKSH, Formitex, Evonik, Merck, TCI, Sanofi, Chemo with creditable reputation and business cooperation.
Country: P.R.China   Phone: +86 592 2680 277   Telefax: +86 592 2680 237

Xiamen Hisunny Chemical Co., Ltd.

Company type: Leading producer
Country: P.R.China
Phone: +86-592-3327115
Telefax: +86-592-5823596
Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop producing and selling high quality intermediates, Fine chemicals and Specialty Chemicals. We could give you: 1.Best quality in your requirement 2.Competitive price in China market 3.mature Technical support 4.Professional logistic support All we want is win-win business. Send yr. We sell 2-Amino-3-hydroxypyrazine as well. inquiries, you will get it!

H&Z Industry Co.,Ltd

H&Z Industry Co.,Ltd is a large reliable and professional manufacturer of chemical materials and pharmaceutical intermediate. We are supplier of 1-Phenyl-2-thiourea. With about 10 years experiences in this field, now we are a capable provider of customized product, and we can provide gram level to ton level of products. What we can give to customers: thoughtful services, high-quality products, competitive price, Looking forward building long-term cooperative relationships with our business partners.
Country: P.R.China
Phone: +86 13583185792
Telefax: +86 531 88905468

Zehao Industry Co., Ltd.

The Shepherd Chemical Company was founded in Norwood, Ohio, in 1916. We supply our chemical product (S)-3-Amino-3-phenylpropanoic acid. We are a fourth-generation company and a custom manufacturer of Inorganic Metal Salts and Organic Metal Compounds to the global marketplace. Our long-standing success is built upon technical expertise, supplier reliability, and customer relationships. Our goal is to supply the marketplace with high quality metal compounds as standard or customized products. Our capabilities are comprised of our manufacturi ...
Country: P.R.China   Phone: +86-531-88909322   Telefax: +86-531-88909322

Hangzhou Trylead Chemical Technology Co., Ltd.

Company type: Producer
Country: P.R.China
Phone: +86-571-87086220
Telefax: +86-571-87012927
Trylead Chemical Technology Co., Ltd, A global organics provider specializes in chemical and process development, best known in process optimization and SCALE-UP service. We supply high quality key chemical products and contract services to the pharmaceutical, biotech, fine chemical sectors together with related industries and applications. Hangzhou Trylead Chemical Technology Co., Ltd. is a seller of 5-Chloromethylpyrimidine. And we’ve formed solid working relationship with those pharmaceutical and biotech companies, such as Johnson & Johnson, Idenix. Tryle ...

Nantong Xindao Biotech Ltd

XINDAO is a world leading biochemical company formed by a professional team.The company specializes in the production, development and sales of animal health, crop science, nutrition and health care, skin care raw materials, fine chemicals and other products. At present, more than 300 kinds of products can be mass produced, which are widely used in chemical industry, health, agriculture, animal husbandry, biochemical research and other high-end fields. XINDAO pays attention ...
Company type: Leading producer
Country: P.R.China
Phone: +86 19033786557

Capot Chemical Co., Ltd.

Company type: Leading producer
Welcome to Capotchem • Established in 1996 ,Capot Chemical Co.,Ltd is a fine organics manufacturing facility which located in Hangzhou,P.R.China. Capot Chemical Co., Ltd. is a seller of (+)-Dipivaloyl-D-tartaric acid. We produce a wide range of organics, especially fluorine, boronic acids, amino acids, unnatural amino acids, peptide, cross linkers, organocatalysts, chiral building blocks, heterocyclic compounds and other active pharmaceutical ingredients compounds. We are certified to the ISO 9001:2000 Standards, have a safety management syste ...
Country: P.R.China   Phone: +86-571-85586718   Telefax: +86-571-85864795

Xiamen Equation Chemical Co.,Ltd

Company type: Bulk chemical producer
Country: P.R.China
Phone: +86 592 6515854
Telefax: +86 592 6515854
Welcome to Equation chemical, your reliable partner in China as an important supplier of bulk specialty chemicals for industry & life science. We are committed to provide experienced high quality product and JIT performance to benefit our customers. We provide L-2-Furylalanine as well.

AK Scientific, Inc.

AK Scientific provides fine chemicals and advanced intermediates to our customers worldwide. Currently, we have over 16.000 in stock, ready to ship products, at our California warehouse and this number is increasing weekly. All these products are stocked in multiple, convenient, sizes to fit your specific needs. We supply our chemical product 2-Amino-5-chlorobenzophenone. Purchases are shipped on the same day your order is placed (before 4PM, Pacific Time) to ensure on-time delivery. AK Scientific products can be searched by Name (or ...
Company type: Supplier
Country: USA
Phone: +1 (510) 429-8835
Telefax: +1 (510) 429-8836

BLD Pharmatech Ltd

Company type: Supplier
Founded in 2014 and headquartered in Shanghai, China, BLD Pharmatech Ltd. with more than 600,000 items, scale up manufacture and custom services is a leading manufacturer and supplier of diversified research chemicals in the industry. We supply our chemical product Methyl 5-amino-2-bromobenzoate. Our considerable stock of a wide range of laboratory chemicals, from heterocycles, boron acids, amino acids, metal catalysts to chiral compounds, is ready for worldwide shipping. The ISO certifications and DUNS registration are our testimonie ...
Country: P.R.China   Phone: +86-21-61629022   Telefax: +86-21-50201702

Leap Chem Co., Ltd

Company type: Bulk and laboratory supplier
Country: P.R.China
Phone: +852-30606658
LEAPChem, a specialized fine chemicals supplier for research, development and production. LEAPChem provides nearly 50,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities. As a highly customer-oriented enterprise, we are committed to providing high-quality customer services and products to our global customers in a cost-effective and efficient manner. Our client list includes many major pharmac ...

Safety Information

Hazard Classes:
irritant
Hazardous Substances Data:
Non-Regulated Material ¹
Risk Codes:
36/37/38 (R)
Safety Codes:
26-37/39 (S)

What other providers are available for CAS 3405-77-4?

In addition to the providers presented here for 5-Methylisoxazole-3-carboxylic acid with the CAS number 3405-77-4, there are other 11 providers with slightly different product names available for this CAS number.

Dayang Chem (Hangzhou) Co.,Ltd. | BIOZOL Diagnostica Vertrieb GmbH | BuGuCh & Partners +4 additional providers that we know from the past
+2 additional providers that we know from the past




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