1,1,3,3-Tetrabutylurea

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Names

[ CAS No. ]:
4559-86-8

[ Name ]:
1,1,3,3-Tetrabutylurea

[Synonym ]:
Urea, N,N,N',N'-tetrabutyl-
EINECS 224-929-8
MFCD00042901
1,1,3,3-Tetrabutylurea
Tetrabutylurea

Chemical & Physical Properties

[ Density]:
0.9±0.1 g/cm3

[ Boiling Point ]:
379.8±11.0 °C at 760 mmHg

[ Melting Point ]:
<-50ºC

[ Molecular Formula ]:
C17H36N2O

[ Molecular Weight ]:
284.480

[ Flash Point ]:
132.0±11.6 °C

[ Exact Mass ]:
284.282776

[ PSA ]:
23.55000

[ LogP ]:
6.57

[ Vapour Pressure ]:
0.0±0.9 mmHg at 25°C

[ Index of Refraction ]:
1.463

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
YU2080000
CHEMICAL NAME :
Urea, tetrabutyl-
CAS REGISTRY NUMBER :
4559-86-8
LAST UPDATED :
199710

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 :
17 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 25,173,1987
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
700 mg/m3/4H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 25,173,1987 ** REPRODUCTIVE DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Administration onto the skin
DOSE :
5 gm/kg
SEX/DURATION :
female 6-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants)
REFERENCE :
FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 25,173,1987
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Administration onto the skin
DOSE :
2500 mg/kg
SEX/DURATION :
female 6-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 25,173,1987

Safety Information

[ Safety Phrases ]:
S22-S24/25

[ RTECS ]:
YU2080000

[ HS Code ]:
2924199090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • carbon monoxide
  • Dibutylamine
  • Carbon dioxide
  • Sodium TCA
  • phosgene
  • 3-Oxo-N-phenylbutanamide
  • Ethyl chloroformate
  • lithium di(n-butyl)amide
  • dibutylcarbamyl chloride

DownStream

  • 1,1,2,3,3-pentabutylguanidine
  • bis(dibutylamino)methylidene-dibutylazanium,chloride

Customs

[ HS Code ]: 2924199090

[ Summary ]:
2924199090. other acyclic amides (including acyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Related Compounds

  • 1,1,3,3-tetramethyldisiloxane-1,3-diol
  • 1,1,3,3,4-pentafluorobutane
  • 1,1,3,3-tetradeuterio-2-phenylpropane-1,3-diol
  • 1-chloro-1,1,3,3-tetrafluoro-3-fluorosulfonyloxy-2-oxopropane
  • bis(4-(1,1,3,3-tetramethylbutyl)phenyl) ether
  • 2-Octyloxy-5-(1,1,3,3-tetramethylbutyl)benzenesulfonyl chloride
  • 3,3-Difluoro-1-(2-fluoro-3-methylphenyl)cyclobutane-1-carboxylic acid
  • 1-(2-Ethylphenyl)-3,3-difluorocyclobutane-1-carboxylic acid
  • 2-{[(2S)-3-(benzyl carboxy)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido]methyl}butanoic acid
  • (2S)-3-[(2S)-3-(benzyl carboxy)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanamido]-2-hydroxypropanoic acid
  • (2R)-2-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2-methylbutanamido]-4-methoxy-4-oxobutanoic acid
  • (2R)-2-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2,2-difluoropropanamido]-4-methoxy-4-oxobutanoic acid
  • (2R)-2-{[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)cyclopentyl]formamido}-4-methoxy-4-oxobutanoic acid
  • (2R)-2-[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2,2-dimethylbutanamido]-4-methoxy-4-oxobutanoic acid
  • 3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-{[2-(methoxycarbonyl)thiophen-3-yl]carbamoyl}propanoic acid
  • (2S)-2-{[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-1,2,5-oxadiazol-3-yl]formamido}-4-methoxy-4-oxobutanoic acid
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