3,4-Dimethylisoxazol-5-amine

Modify Date: 2026-07-11 11:25:01

3,4-Dimethylisoxazol-5-amine Structure
3,4-Dimethylisoxazol-5-amine structure
Common Name 3,4-Dimethylisoxazol-5-amine
CAS Number 19947-75-2 Molecular Weight 112.13000
Density 1.118 g/cm3 Boiling Point 246ºC at 760 mmHg
Molecular Formula C5H8N2O Melting Point 118-122 °C(lit.)
MSDS N/A Flash Point 102.6ºC

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 3,4-dimethyl-1,2-oxazol-5-amine
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.118 g/cm3
Boiling Point 246ºC at 760 mmHg
Melting Point 118-122 °C(lit.)
Molecular Formula C5H8N2O
Molecular Weight 112.13000
Flash Point 102.6ºC
Exact Mass 112.06400
PSA 52.05000
LogP 1.45480
Vapour Pressure 0.0278mmHg at 25°C
Index of Refraction 1.52
InChIKey PYNDWPFZDQONDV-UHFFFAOYSA-N
SMILES Cc1noc(N)c1C

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes Xi:Irritant;
Risk Phrases R36/37/38
Safety Phrases S26-S36-S37/39
WGK Germany 3
HS Code 2934999090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~33%

3,4-Dimethylisoxazol-5-amine Structure

3,4-Dimethyliso...

CAS#:19947-75-2

Learn More
Literature: Bai, Renren; Wei, Zhen; Liu, Jie; Xie, Weijia; Yao, Hequan; Wu, Xiaoming; Jiang, Jieyun; Wang, Qiujuan; Xu, Jinyi Bioorganic and Medicinal Chemistry, 2012 , vol. 20, # 15 p. 4661 - 4667

~%

3,4-Dimethylisoxazol-5-amine Structure

3,4-Dimethyliso...

CAS#:19947-75-2

Learn More
Literature: Bioorganic and Medicinal Chemistry Letters, , vol. 10, # 16 p. 1875 - 1878

~%

3,4-Dimethylisoxazol-5-amine Structure

3,4-Dimethyliso...

CAS#:19947-75-2

Learn More
Literature: Catalysis Today, , vol. 153, # 3-4 p. 200 - 207

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

3,4-Dimethylisoxazol-5-amine
5-Amino-3,4-dimethylisoxazole
3,4-dimethylisoxazole-5-ylamine
5-Isoxazolamine,3,4-dimethyl
3,4-dimethyl-5-aminoisoxazole
3,4-dimethyl-5-isoxazolamine
EINECS 243-437-4
MFCD00046081
5-Amine-3,4-dimethylisoxazole

 3,4-Dimethylisoxazol-5-amine | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What English synonyms does 3,4-dimethyl-1,2-oxazol-5-amine have?
A: English synonyms of 3,4-dimethyl-1,2-oxazol-5-amine: 3,4-Dimethylisoxazol-5-amine, 5-Amino-3,4-dimethylisoxazole, 3,4-dimethylisoxazole-5-ylamine, 5-Isoxazolamine,3,4-dimethyl, 3,4-dimethyl-5-aminoisoxazole, 3,4-dimethyl-5-isoxazolamine, EINECS 243-437-4, MFCD00046081, 5-Amine-3,4-dimethylisoxazole.
Q: What is the English name of 3,4-dimethyl-1,2-oxazol-5-amine?
A: The English name of 3,4-dimethyl-1,2-oxazol-5-amine is 3,4-dimethyl-1,2-oxazol-5-amine.
Q: What is the InChIKey of 3,4-dimethyl-1,2-oxazol-5-amine?
A: InChIKey of 3,4-dimethyl-1,2-oxazol-5-amine is PYNDWPFZDQONDV-UHFFFAOYSA-N.
Q: What is the safety information for 3,4-dimethyl-1,2-oxazol-5-amine?
A: Safety information for 3,4-dimethyl-1,2-oxazol-5-amine: S26-S36-S37/39.
Q: What is the SMILES notation of 3,4-dimethyl-1,2-oxazol-5-amine?
A: SMILES notation of 3,4-dimethyl-1,2-oxazol-5-amine is Cc1noc(N)c1C.
Q: What is the melting point of 3,4-dimethyl-1,2-oxazol-5-amine?
A: Melting point of 3,4-dimethyl-1,2-oxazol-5-amine is 118-122 °C(lit.).
Q: What is the molecular formula of 3,4-dimethyl-1,2-oxazol-5-amine?
A: Molecular formula of 3,4-dimethyl-1,2-oxazol-5-amine is C5H8N2O.
Q: What are the downstream products of 3,4-dimethyl-1,2-oxazol-5-amine?
A: Related downstream products(CAS) of 3,4-dimethyl-1,2-oxazol-5-amine: 184644-22-2;1072-89-5;603-54-3;127-69-5;32349-43-2;34916-78-4;37503-18-7;69511-37-1;69511-44-0;75601-30-8.
Q: What is the CAS number of 3,4-dimethyl-1,2-oxazol-5-amine?
A: CAS number of 3,4-dimethyl-1,2-oxazol-5-amine is 19947-75-2.
Q: What is the LogP of 3,4-dimethyl-1,2-oxazol-5-amine?
A: LogP of 3,4-dimethyl-1,2-oxazol-5-amine is 1.45480.

 3,4-Dimethylisoxazol-5-aminefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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