1,4,7,10,13,16,19,22-Octaoxacyclotetracosane

Names

[ CAS No. ]:
33089-37-1

[ Name ]:
1,4,7,10,13,16,19,22-Octaoxacyclotetracosane

[Synonym ]:
EINECS 251-374-9
24-Crown 8-Ether
C1736
1,4,7,10,13,16,19,22-Octaoxacyclotetracosane

Chemical & Physical Properties

[ Density]:
1.0±0.1 g/cm3

[ Boiling Point ]:
497.6±40.0 °C at 760 mmHg

[ Molecular Formula ]:
C₁₆H₃₂O₈

[ Molecular Weight ]:
352.421

[ Flash Point ]:
202.8±27.2 °C

[ Exact Mass ]:
352.209717

[ PSA ]:
73.84000

[ LogP ]:
-1.08

[ Vapour Pressure ]:
0.0±1.2 mmHg at 25°C

[ Index of Refraction ]:
1.404

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: RH1670000

CHEMICAL NAME :: 1,4,7,10,13,16,19,22-Octaoxacyclotetracosane

CAS REGISTRY NUMBER :: 33089-37-1

BEILSTEIN REFERENCE NO. :: 1686140

LAST UPDATED :: 199612

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C16-H32-O8

MOLECULAR WEIGHT :: 352.48

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: DCTODJ Drug and Chemical Toxicology. (Marcel Dekker, 270 Madison Ave., New York, NY 10016) V.1- 1977/78- Volume(issue)/page/year: 8,451,1985 ** ACUTE TOXICITY DATA **

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 200 mg/kg

TOXIC EFFECTS :: Behavioral - tremor Behavioral - convulsions or effect on seizure threshold Nutritional and Gross Metabolic - weight loss or decreased weight gain

REFERENCE :: DCTODJ Drug and Chemical Toxicology. (Marcel Dekker, 270 Madison Ave., New York, NY 10016) V.1- 1977/78- Volume(issue)/page/year: 8,451,1985

Safety Information

[ Risk Phrases ]:
R20/21/22

[ Safety Phrases ]:
36/37/39

[ RTECS ]:
RH1670000

[ HS Code ]:
2932999099

Synthetic Route

Click to get detail synthetic route

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%