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4426-51-1

4426-51-1 structure
4426-51-1 structure

Name 4-methyl-1,3,2-dioxathiane 2-oxide
Synonyms 4-methyltrimethylene sulphite
1,3-Butylene sulphite
cis-4-methyl-r-2-oxo-1,3,2-dioxathiane
4-Methyltrimethylene sulfite
EINECS 224-608-2
1,3-butylene glycol sulfite
4-methyl-2-oxo-1,3,2-dioxathiane
trans-4-methyl-r-2-oxo-1,3,2-dioxathiane
FDA 0477
Density 1.36 g/cm3
Boiling Point 185ºC at 760 mmHg
Melting Point 5℃
Molecular Formula C4H8O3S
Molecular Weight 136.17000
Flash Point 69.3ºC
Exact Mass 136.01900
PSA 54.74000
LogP 1.25620
Appearance liquid
Index of Refraction 1.529

CHEMICAL IDENTIFICATION

RTECS NUMBER :
EK1225000
CHEMICAL NAME :
1,3-Butanediol, cyclic sulfite
CAS REGISTRY NUMBER :
4426-51-1
BEILSTEIN REFERENCE NO. :
1237514
LAST UPDATED :
199712
DATA ITEMS CITED :
7
MOLECULAR FORMULA :
C4-H8-O3-S
MOLECULAR WEIGHT :
136.18
WISWESSER LINE NOTATION :
T6OSOTJ BO D1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
300 mg/kg
TOXIC EFFECTS :
Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
NCISS* Progress Report Submitted to the National Cancer Institute by South Shore Analytical and Research Laboratory. Volume(issue)/page/year: -,57,1964
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
300 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
NCISS* Progress Report Submitted to the National Cancer Institute by South Shore Analytical and Research Laboratory. Volume(issue)/page/year: -,57,1964
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
300 mg/kg
TOXIC EFFECTS :
Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
NCISS* Progress Report Submitted to the National Cancer Institute by South Shore Analytical and Research Laboratory. Volume(issue)/page/year: -,57,1964
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
300 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
NCISS* Progress Report Submitted to the National Cancer Institute by South Shore Analytical and Research Laboratory. Volume(issue)/page/year: -,57,1964
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Mammal - cat
DOSE/DURATION :
175 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Behavioral - ataxia Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
NCISS* Progress Report Submitted to the National Cancer Institute by South Shore Analytical and Research Laboratory. Volume(issue)/page/year: -,57,1964 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
780 mg/kg/13D-I
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Kidney, Ureter, Bladder - hematuria Blood - changes in bone marrow (not otherwise specified)
REFERENCE :
NCISS* Progress Report Submitted to the National Cancer Institute by South Shore Analytical and Research Laboratory. Volume(issue)/page/year: -,57,1964
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
560 mg/kg/14D-I
TOXIC EFFECTS :
Behavioral - ataxia Gastrointestinal - hypermotility, diarrhea Blood - changes in bone marrow (not otherwise specified)
REFERENCE :
NCISS* Progress Report Submitted to the National Cancer Institute by South Shore Analytical and Research Laboratory. Volume(issue)/page/year: -,57,1964
HS Code 2934999090

~77%

4426-51-1 structure

4426-51-1

Literature: Berridge; Franceschini; Rosenfeld; Tewson Journal of Organic Chemistry, 1990 , vol. 55, # 4 p. 1211 - 1217

~%

4426-51-1 structure

4426-51-1

Literature: I.G.Farbenind. Patent: DE710350 , 1938 ; DRP/DRBP Org.Chem.
Precursor  1

DownStream  1

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