2,4-dimethylsulfolane

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Names

[ CAS No. ]:
1003-78-7

[ Name ]:
2,4-dimethylsulfolane

[Synonym ]:
2,4-Dimethyltetrahydrothiophene-1,1-dioxide
MFCD00005485
2.4-Dimethyl-tetrahydrothiophen-1.1-dioxyd
2,4-Dimethyl sulfolane
EINECS 213-716-5
2,4-Dimethyl-sulfolan
2,4-DIAMINOPYRIMIDINE-5-CARBOXALDEHYDE
2,4-Dimethyl-tetrahydro-thiophen-1,1-dioxid
2,4-Dimethyltetrahydrothiophene dioxide
2,4-Dimethyltetramethylene sulfone
2,4-dimethyl sulfonate

Chemical & Physical Properties

[ Density]:
1.136 g/mL at 25 °C(lit.)

[ Boiling Point ]:
281 °C(lit.)

[ Melting Point ]:
−3 °C(lit.)

[ Molecular Formula ]:
C6H12O2S

[ Molecular Weight ]:
148.22300

[ Flash Point ]:
294 °F

[ Exact Mass ]:
148.05600

[ PSA ]:
42.52000

[ LogP ]:
1.91030

[ Vapour Pressure ]:
0.00688mmHg at 25°C

[ Index of Refraction ]:
n20/D 1.473(lit.)

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
XN0525000
CHEMICAL NAME :
Thiophene, tetrahydro-2,4-dimethyl-, 1,1-dioxide
CAS REGISTRY NUMBER :
1003-78-7
BEILSTEIN REFERENCE NO. :
0111239
LAST UPDATED :
199707
DATA ITEMS CITED :
7
MOLECULAR FORMULA :
C6-H12-O2-S
MOLECULAR WEIGHT :
148.24
WISWESSER LINE NOTATION :
T5SWTJ B1 D1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
100 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
SCCUR* Shell Chemical Company. Unpublished Report. (2401 Crow Canyon Rd., San Romon, CA 94583) Volume(issue)/page/year: -,4,1961
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
140 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
SCCUR* Shell Chemical Company. Unpublished Report. (2401 Crow Canyon Rd., San Romon, CA 94583) Volume(issue)/page/year: -,4,1961
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
72 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold
REFERENCE :
AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 32,539,1971
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
61 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold
REFERENCE :
AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 32,539,1971
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
115 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
SCCUR* Shell Chemical Company. Unpublished Report. (2401 Crow Canyon Rd., San Romon, CA 94583) Volume(issue)/page/year: -,4,1961
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
3600 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
SCCUR* Shell Chemical Company. Unpublished Report. (2401 Crow Canyon Rd., San Romon, CA 94583) Volume(issue)/page/year: -,4,1961
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
36 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold
REFERENCE :
AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 32,539,1971

Safety Information

[ Hazard Codes ]:
T: Toxic;

[ Risk Phrases ]:
R25

[ Safety Phrases ]:
S26-S36/37/39-S45

[ RIDADR ]:
UN 2810 6.1/PG 3

[ WGK Germany ]:
3

[ RTECS ]:
XN0525000

[ HS Code ]:
2934999090

Precursor & DownStream

Precursor

DownStream

  • 2,4-dimethylthiolane

Customs

[ HS Code ]: 2934999090

[ Summary ]:
2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • 2,4-DIMETHYLSULFOLANE
  • 2,4-dimethylsulfolane
  • 2,4,5-trimethylbenzenesulfonyl chloride(SALTDATA: FREE)
  • [2-[4-chloro-3-(trifluoromethyl)phenyl]-1,3-benzoxazol-6-yl]methanol
  • 2-[4-(carboxymethyl)-2,5-dimethoxy-phenyl]acetic acid
  • 2-[4-chloro-3-(trifluoromethyl)phenyl]-6-methyl-1,3-benzothiazole