1-(4-Fluorophenyl)urea

Modify Date: 2025-08-20 15:55:39

1-(4-Fluorophenyl)urea structure	Common Name	1-(4-Fluorophenyl)urea
	CAS Number	659-30-3	Molecular Weight	154.142
	Density	1.4±0.1 g/cm3	Boiling Point	235.5±23.0 °C at 760 mmHg
	Molecular Formula	C₇H₇FN₂O	Melting Point	183-185ºC
	MSDS	N/A	Flash Point	96.2±22.6 °C

Name	4-Fluorophenylurea
Synonym	More Synonyms

Density	1.4±0.1 g/cm3
Boiling Point	235.5±23.0 °C at 760 mmHg
Melting Point	183-185ºC
Molecular Formula	C₇H₇FN₂O
Molecular Weight	154.142
Flash Point	96.2±22.6 °C
Exact Mass	154.054245
PSA	55.12000
LogP	1.04
Vapour Pressure	0.1±0.5 mmHg at 25°C
Index of Refraction	1.609

1-(4-Fluorophenyl)urea MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: YT3980000

CHEMICAL NAME :: Urea, 1-(p-fluorophenyl)-

CAS REGISTRY NUMBER :: 659-30-3

BEILSTEIN REFERENCE NO. :: 2090131

LAST UPDATED :: 199612

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C7-H7-F-N2-O

MOLECULAR WEIGHT :: 154.16

WISWESSER LINE NOTATION :: ZVMR DF

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 :: 2500 mg/kg

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

REFERENCE :: APFRAD Annales Pharmaceutiques Francaises. (SPPIF, B.P.22, F-41353 Vineuil, France) V.1- 1943- Volume(issue)/page/year: 40,339,1982

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1020 mg/kg

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

REFERENCE :: APFRAD Annales Pharmaceutiques Francaises. (SPPIF, B.P.22, F-41353 Vineuil, France) V.1- 1943- Volume(issue)/page/year: 40,339,1982

Hazard Codes	Xi
Safety Phrases	S22-S24/25
HS Code	2924299090

Sodium cyanate

CAS#:917-61-3

4-Fluoroaniline

CAS#:371-40-4

~74%

1-(4-Fluorophen...

CAS#:659-30-3

Literature: Raja; Agarwal; Mahajan; Pandeya; Ananthan Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2010 , vol. 49, # 10 p. 1384 - 1388

1-amino-3-(4-fl...

CAS#:153885-60-0

~78%

1-(4-Fluorophen...

CAS#:659-30-3

Literature: Raja; Agarwal; Mahajan; Pandeya; Ananthan Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2010 , vol. 49, # 10 p. 1384 - 1388

1-Chloro-4-fluo...

CAS#:352-33-0

1-(4-Fluorophen...

CAS#:659-30-3

Literature: Organic Letters, , vol. 13, # 12 p. 3262 - 3265

sodium fulminate

CAS#:61706-59-0

4-Fluoroaniline

CAS#:371-40-4

1-(4-Fluorophen...

CAS#:659-30-3

Literature: Journal of Medicinal Chemistry, , vol. 48, # 23 p. 7486 - 7490

Potassium cyanate

CAS#:590-28-3

4-Fluoroaniline

CAS#:371-40-4

1-(4-Fluorophen...

CAS#:659-30-3

Literature: Green Chemistry, , vol. 14, # 2 p. 296 - 299

Potassium cyanate

CAS#:590-28-3

4-FLUOROANILINE HCL

CAS#:2146-07-8

1-(4-Fluorophen...

CAS#:659-30-3

Literature: US2787574 , ;

Precursor 7
CAS#:917-61-3 Sodium cyanate CAS#:371-40-4 4-Fluoroaniline CAS#:153885-60-0 1-amino-3-(4-fl... CAS#:352-33-0 1-Chloro-4-fluo...
CAS#:61706-59-0 sodium fulminate CAS#:590-28-3 Potassium cyanate CAS#:2146-07-8 4-FLUOROANILINE HCL
DownStream 2
CAS#:153885-60-0 1-amino-3-(4-fl... CAS#:330-98-3 1-(4-fluorophen...

HS Code	2924299090
Summary	2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

1-(4-Fluorophenyl)urea

MFCD00014787

Urea, N-(4-fluorophenyl)-

(4-fluorophenyl)urea

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1-(4-Fluorophenyl)urea

Names

Chemical & Physical Properties

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

Safety Information

Synthetic Route

Precursor & DownStream

Customs

Synonyms

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.