benzo-12-crown-4

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Names

[ CAS No. ]:
14174-08-4

[ Name ]:
benzo-12-crown-4

[Synonym ]:
BENZO-12-CROWN-4
2,3-Benzo-1,4,7,10-tetraoxadodec-2-ene
2,5,8,11-tetraoxabicyclo[10.4.0]hexadeca-1(16),12,14-triene
1,4,7,10-Benzotetraoxacyclododecin, 2,3,5,6,8,9-hexahydro-
2,3,5,6,8,9-Hexahydro-1,4,7,10-benzotetraoxacyclododecine
MFCD00059934

Chemical & Physical Properties

[ Density]:
1.1±0.1 g/cm3

[ Boiling Point ]:
341.8±37.0 °C at 760 mmHg

[ Melting Point ]:
42-45 °C(lit.)

[ Molecular Formula ]:
C12H16O4

[ Molecular Weight ]:
224.253

[ Flash Point ]:
136.4±33.3 °C

[ Exact Mass ]:
224.104858

[ PSA ]:
36.92000

[ LogP ]:
0.78

[ Vapour Pressure ]:
0.0±0.7 mmHg at 25°C

[ Index of Refraction ]:
1.479

MSDS

Click to get detail MSDS

Safety Information

[ Hazard Codes ]:
Xi,Xn

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S22-S24/25

[ WGK Germany ]:
3

[ HS Code ]:
2932999099

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • o-hydroxyphenyl 3,6-dioxa-8-bromooctyl ether
  • 1,2-Benzenediol
  • 1,2-bis(2-chloroethoxy)ethane
  • 2-(2-(2-(2-bromoethoxy)ethoxy)ethoxy)phenolate
  • Bromo-PEG2-bromide
  • Triethylene glycol
  • 2-[2-[2-(2-hydroxyethoxy)phenoxy]ethoxy]ethanol
  • Triethylene glycol bis(p-toluenesulfonate)
  • O,O'-bis-(2-hydroxyethoxybenzene)
  • 1,2-bis(tosyloxy)ethane

DownStream

Customs

[ HS Code ]: 2932999099

[ Summary ]:
2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • dibenzo-12-crown-4
  • 4-AMinobenzo-12-crown-4
  • 4'-Nitrobenzo-12-crown-4
  • 4`-Formylbenzo-12-crown-4
  • Tetraazatetramethyl-12-crown-4
  • CYCLOHEXANO-12-CROWN-4, MIXTURE OF CIS AND TRANS, 93
  • N-Methyl-4-{[4-(methylcarbamoyl)phenyl]disulfanyl}benzamide
  • 4-((4-(Methylsulfonyl)phenyl)sulfonyl)piperidine hydrochloride
  • 4-[4-(Benzyloxy)phenyl]-4-oxobutanoic acid
  • 4-(Tert-butyldimethylsilyloxy)-3-methylaniline
  • 4-(4-(2,5-Dimethylbenzyloxy)phenyl)-4-oxobutyric acid
  • 5-({[tert-Butyl(dimethyl)silyl]oxy}methyl)-2-methylaniline
  • Carbamic acid, [4-[2-(4-pyridinyl)ethoxy]-1-naphthalenyl]-, 1,1-dimethylethyl ester
  • 2-(3-{[(Benzyloxy)carbonyl]amino}-2-oxopiperidin-1-yl)acetic acid
  • 2-Chloro-1-benzothiophene-6-sulfonyl chloride
  • 2-[2-(4-Methyl-2,3-dioxo-1-piperazinyl)ethyl]-1H-isoindole-1,3(2H)-dione
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