Dibenzyl ether

Names

[ CAS No. ]:
103-50-4

[ Name ]:
Dibenzyl ether

[Synonym ]:
EINECS 203-118-2
Dibenzyl ether
MFCD00004780
phenylmethoxymethylbenzene
(Oxybis(methylene))dibenzene
1,1'-(oxydimethanediyl)dibenzene
Benzyl ether
Benzene, 1,1'-[oxybis(methylene)]bis-
1,1'-[Oxybis(methylene)]dibenzene

Chemical & Physical Properties

[ Density]:
1.0±0.1 g/cm3

[ Boiling Point ]:
286.9±9.0 °C at 760 mmHg

[ Melting Point ]:
1.5-3.5 °C(lit.)

[ Molecular Formula ]:
C₁₄H₁₄O

[ Molecular Weight ]:
198.260

[ Flash Point ]:
135.0±0.0 °C

[ Exact Mass ]:
198.104462

[ PSA ]:
9.23000

[ LogP ]:
3.95

[ Vapour Pressure ]:
0.0±0.6 mmHg at 25°C

[ Index of Refraction ]:
1.569

[ Stability ]:
Stable. Combustible. Incompatible with strong acids, strong oxidizing agents.

[ Water Solubility ]:
insoluble

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DQ6125000

CHEMICAL NAME :: Benzyl ether

CAS REGISTRY NUMBER :: 103-50-4

BEILSTEIN REFERENCE NO. :: 1911156

LAST UPDATED :: 199803

DATA ITEMS CITED :: 6

MOLECULAR FORMULA :: C14-H14-O

MOLECULAR WEIGHT :: 198.28

WISWESSER LINE NOTATION :: R1O1R

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,254,1986

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,254,1986 ** ACUTE TOXICITY DATA **

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2500 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 16,703,1978

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 4300 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Behavioral - food intake (animal) Lungs, Thorax, or Respiration - dyspnea

REFERENCE :: TOVEFN Toksikologicheskii Vestnik. (18-20 Vadkovskii per. Moscow, 101479, Russia) History Unknown Volume(issue)/page/year: (1),34,1997 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X2317 No. of Facilities: 1717 (estimated) No. of Industries: 27 No. of Occupations: 29 No. of Employees: 42924 (estimated) No. of Female Employees: 15595 (estimated)

Safety Information

[ Symbol ]:

GHS07, GHS09

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H335-H410

[ Precautionary Statements ]:
P273-P304 + P340 + P312-P391-P501

[ Personal Protective Equipment ]:
Eyeshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ Hazard Codes ]:
Xi:Irritant;N:Dangerousfortheenvironment;

[ Risk Phrases ]:
R36/37/38;R51/53

[ Safety Phrases ]:
S23-S61

[ RIDADR ]:
UN 3082 9/PG 3

[ WGK Germany ]:
2

[ RTECS ]:
DQ6125000

[ Packaging Group ]:
III

[ Hazard Class ]:
9

[ HS Code ]:
2909309090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2909309090

[ Summary ]:
2909309090 other aromatic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

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