659-30-3

659-30-3 structure

Name: 1-(4-Fluorophenyl)urea
Chemical Name: 4-Fluorophenylurea
CAS Number: 659-30-3
Molecular Formula: C₇H₇FN₂O
Molecular Weight: 154.142
Create Date: 2018-05-07 08:00:00
Modify Date: 2025-08-20 15:55:39

Name	4-Fluorophenylurea
Synonyms	1-(4-Fluorophenyl)urea MFCD00014787 Urea, N-(4-fluorophenyl)- (4-fluorophenyl)urea

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

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

917-61-3

371-40-4

~74%

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

153885-60-0

~78%

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

352-33-0

659-30-3

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

61706-59-0

371-40-4

659-30-3

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

590-28-3

371-40-4

659-30-3

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

590-28-3

2146-07-8

659-30-3

Literature: US2787574 , ;

Precursor 7
917-61-3 371-40-4 153885-60-0 352-33-0
61706-59-0 590-28-3 2146-07-8
DownStream 2
153885-60-0 330-98-3

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%

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