2,6,7-Trioxa-1-phosphabicyclo[2.2.2]octane,4-methyl-

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Names

[ CAS No. ]:
1449-91-8

[ Name ]:
2,6,7-Trioxa-1-phosphabicyclo[2.2.2]octane,4-methyl-

[Synonym ]:
Trimethylolethane cyclic phosphite
1-methyl-4-phospha-3,5,8-trioxabicyclo<2,2,2>octane

Chemical & Physical Properties

[ Boiling Point ]:
122.7ºC at 760 mmHg

[ Molecular Formula ]:
C5H9O3P

[ Molecular Weight ]:
148.09700

[ Flash Point ]:
25.1ºC

[ Exact Mass ]:
148.02900

[ PSA ]:
41.28000

[ LogP ]:
1.29660

[ Vapour Pressure ]:
16.6mmHg at 25°C

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TY7200000
CAS REGISTRY NUMBER :
1449-91-8
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C5-H9-O3-P
MOLECULAR WEIGHT :
148.11
WISWESSER LINE NOTATION :
T66 A B AO EOPOTJ C1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
37500 ug/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - dyspnea Gastrointestinal - changes in structure or function of salivary glands
REFERENCE :
EJMCA5 European Journal of Medicinal Chemistry--Chimie Therapeutique. (Editions Scientifiques Elsevier, 29 rue Buffon, F-75005, Paris, France) V.9- 1974- Volume(issue)/page/year: 13,207,1978

Safety Information

[ HS Code ]:
2902199090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 1,1,1-tris(hydroxymethyl)ethane
  • Triethyl phosphite

DownStream

  • Mebicyphat
  • Triethyl phosphate
  • 4-Methyl-2,6,7-trioxa-1-phosphabicyclo[2.2.2]octane-1-thione

Customs

[ HS Code ]: 2902199090

[ Summary ]:
2902199090 other cyclanes, cyclenes and cyclotherpenes。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%