5-Fluoro-1,3-benzoxazol-2-amine

Modify Date: 2026-08-21 20:02:49

5-Fluoro-1,3-benzoxazol-2-amine Structure
5-Fluoro-1,3-benzoxazol-2-amine structure
Common Name 5-Fluoro-1,3-benzoxazol-2-amine
CAS Number 1682-39-9 Molecular Weight 152.126
Density 1.4±0.1 g/cm3 Boiling Point 282.8±32.0 °C at 760 mmHg
Molecular Formula C7H5FN2O Melting Point N/A
MSDS N/A Flash Point 124.9±25.1 °C

 Names

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

Name 5-fluoro-1,3-benzoxazol-2-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 1.4±0.1 g/cm3
Boiling Point 282.8±32.0 °C at 760 mmHg
Molecular Formula C7H5FN2O
Molecular Weight 152.126
Flash Point 124.9±25.1 °C
Exact Mass 152.038589
PSA 52.05000
LogP 1.92
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.651
InChIKey PFPSBRGOJCFWKD-UHFFFAOYSA-N
SMILES Nc1nc2cc(F)ccc2o1

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DM4620000
CHEMICAL NAME :
Benzoxazole, 2-amino-5-fluoro-
CAS REGISTRY NUMBER :
1682-39-9
LAST UPDATED :
199712
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C7-H5-F-N2-O
MOLECULAR WEIGHT :
152.14
WISWESSER LINE NOTATION :
T56 BN DOJ CZ HF

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
MDCHAG Medicinal Chemistry: A Series of Monographs. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1963- Volume(issue)/page/year: 4(1),338,1964
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
700 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
MDCHAG Medicinal Chemistry: A Series of Monographs. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1963- Volume(issue)/page/year: 4(1),336,1964
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
450 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
MDCHAG Medicinal Chemistry: A Series of Monographs. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1963- Volume(issue)/page/year: 4(1),336,1964

 Safety Information

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

HS Code 2934999090

 Synthetic Route

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

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5-Fluoro-1,3-benzoxazol-2-amine Structure

5-Fluoro-1,3-be...

CAS#:1682-39-9

Learn More
Literature: Journal of Pharmaceutical Sciences, , vol. 53, p. 538 - 544

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  2

DownStream  0

 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.

5-fluorobenzoxazol-2-amine
5-fluoro-benzooxazol-2-ylamine
5-Fluor-2-amino-benzoxazol
5-Fluorobenzo[d]oxazol-2-amine
BENZOXAZOLE,2-AMINO-5-FLUORO
2-Amino-5-fluorobenzoxazole
5-Fluoro-1,3-benzoxazol-2-amine

 5-Fluoro-1,3-benzoxazol-2-amine | FAQ

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

Q: What is the molecular formula of 5-fluoro-1,3-benzoxazol-2-amine?
A: Molecular formula of 5-fluoro-1,3-benzoxazol-2-amine is C7H5FN2O.
Q: What is the InChIKey of 5-fluoro-1,3-benzoxazol-2-amine?
A: InChIKey of 5-fluoro-1,3-benzoxazol-2-amine is PFPSBRGOJCFWKD-UHFFFAOYSA-N.
Q: What is the molecular weight of 5-fluoro-1,3-benzoxazol-2-amine?
A: Molecular weight of 5-fluoro-1,3-benzoxazol-2-amine is 152.126.
Q: What is the polar surface area (PSA) of 5-fluoro-1,3-benzoxazol-2-amine?
A: Polar surface area (PSA) of 5-fluoro-1,3-benzoxazol-2-amine is 52.05000.
Q: What is the LogP of 5-fluoro-1,3-benzoxazol-2-amine?
A: LogP of 5-fluoro-1,3-benzoxazol-2-amine is 1.92.
Q: What English synonyms does 5-fluoro-1,3-benzoxazol-2-amine have?
A: English synonyms of 5-fluoro-1,3-benzoxazol-2-amine: 5-fluorobenzoxazol-2-amine, 5-fluoro-benzooxazol-2-ylamine, 5-Fluor-2-amino-benzoxazol, 5-Fluorobenzo[d]oxazol-2-amine, BENZOXAZOLE,2-AMINO-5-FLUORO, 2-Amino-5-fluorobenzoxazole, 5-Fluoro-1,3-benzoxazol-2-amine.
Q: What is the CAS number of 5-fluoro-1,3-benzoxazol-2-amine?
A: CAS number of 5-fluoro-1,3-benzoxazol-2-amine is 1682-39-9.
Q: What is the SMILES notation of 5-fluoro-1,3-benzoxazol-2-amine?
A: SMILES notation of 5-fluoro-1,3-benzoxazol-2-amine is Nc1nc2cc(F)ccc2o1.
Q: What is the boiling point of 5-fluoro-1,3-benzoxazol-2-amine?
A: Boiling point of 5-fluoro-1,3-benzoxazol-2-amine is 282.8±32.0 °C at 760 mmHg.
Q: What is the English name of 5-fluoro-1,3-benzoxazol-2-amine?
A: The English name of 5-fluoro-1,3-benzoxazol-2-amine is 5-fluoro-1,3-benzoxazol-2-amine.

 5-Fluoro-1,3-benzoxazol-2-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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