Product Name

  • Name

    3,3,4,4-Tetrachlorotetrahydrothiophene 1,1-dioxide

  • EINECS 223-113-9
  • CAS No. 3737-41-5
  • Article Data2
  • CAS DataBase
  • Density 1.79g/cm3
  • Solubility
  • Melting Point 174 °C
  • Formula C4H4 Cl4 O2 S
  • Boiling Point 399°Cat760mmHg
  • Molecular Weight 257.953
  • Flash Point 195.1°C
  • Transport Information
  • Appearance
  • Safety A poison by ingestion and skin contact. Moderately toxic by inhalation. A severe skin irritant. When heated to decomposition it emits toxic vapors of SOx and Cl−.
  • Risk Codes
  • Molecular Structure Molecular Structure of 3737-41-5 (3,3,4,4-Tetrachlorotetrahydrothiophene 1,1-dioxide)
  • Hazard Symbols A poison by ingestion and skin contact. Moderately toxic by inhalation. A severe skin irritant.
  • Synonyms 3,3,4,4-Tetrachlorotetrahydrothiophene1,1-dioxide; DAC 649; Slacurb
  • PSA 42.52000
  • LogP 2.84340

Synthetic route

cis-3,4-dichlorotetrahydrothiophene 1,1-dioxide

cis-3,4-dichlorotetrahydrothiophene 1,1-dioxide

trans-3,4-dichlorotetrahydrothiophene-1,1-dioxide

trans-3,4-dichlorotetrahydrothiophene-1,1-dioxide

3,3,4,4-tetrachlorotetrahydrothiophene-1,1-dioxide
3737-41-5

3,3,4,4-tetrachlorotetrahydrothiophene-1,1-dioxide

Conditions
ConditionsYield
With chlorine; trichlorophosphate at 65 - 73℃; for 13 - 16.5h; Product distribution / selectivity; Mercury lamp irradiation;68%
furan
110-00-9

furan

3,3,4,4-tetrachlorotetrahydrothiophene-1,1-dioxide
3737-41-5

3,3,4,4-tetrachlorotetrahydrothiophene-1,1-dioxide

(3aα,4α,7α,7aα)-3,3a-dichloro-3a,4,7,7a-tetrahydro-4,7-epoxybenzo[b]thiophene-1,1-dioxide

(3aα,4α,7α,7aα)-3,3a-dichloro-3a,4,7,7a-tetrahydro-4,7-epoxybenzo[b]thiophene-1,1-dioxide

(3aα,4β,7β,7aα)-3,3a-dichloro-3a,4,7,7a-tetrahydro-4,7-epoxybenzo[b]thiophene-1,1-dioxide

(3aα,4β,7β,7aα)-3,3a-dichloro-3a,4,7,7a-tetrahydro-4,7-epoxybenzo[b]thiophene-1,1-dioxide

Conditions
ConditionsYield
With triethylamine In dichloromethane at 20℃; for 4h;A 34%
B 41%
...Expand
furan
110-00-9

furan

3,3,4,4-tetrachlorotetrahydrothiophene-1,1-dioxide
3737-41-5

3,3,4,4-tetrachlorotetrahydrothiophene-1,1-dioxide

6-(dimethylamino)fulvene
696-68-4

6-(dimethylamino)fulvene

6-chloro-7,10-dihydro-7,10-epoxybenz[e]azulene

6-chloro-7,10-dihydro-7,10-epoxybenz[e]azulene

Conditions
ConditionsYield
Stage #1: furan; 3,3,4,4-tetrachlorotetrahydrothiophene-1,1-dioxide With triethylamine In dichloromethane at 20℃; for 4h;
Stage #2: 6-(dimethylamino)fulvene With triethylamine In acetonitrile at 20℃; for 96h; Further stages.;		221 mg
...Expand

3,3,4,4-Tetrachlorotetrahydrothiophene 1,1-dioxide Chemical Properties

The IUPAC name of Thiophene, 3,3,4,4-tetrachlorotetrahydro-, 1,1-dioxide (CAS NO.3737-41-5):
3,3,4,4-Tetrachlorothiolane 1,1-dioxide
Synonyms: 3,3,4,4-Tetrachlorotetrahydrothiophene 1,1-dioxide ; 3,3,4,4-Tetrachlorotetrahydrothiophene-1,1-dioxide ; EPA Pesticide Chemical Code 103101 ; Nopcocide DS 649 ; Tetrahydro-3,3,4,4-tetrachlorothiophene 1,1-dioxide 
CAS: 3737-41-5
EINECS: 223-113-9
Molecular Formula: C4H4Cl4O2S
Formula Weight: 257.95 g/mol
Molecular Structure:

Index of Refraction: 1.563 
Density: 1.79 g/cm3 
Flash Point: 195.1 °C 
Melting point:174 °C
Boiling Point: 399 °C at 760 mmHg

3,3,4,4-Tetrachlorotetrahydrothiophene 1,1-dioxide Toxicity Data With Reference

The toxicity of Thiophene, 3,3,4,4-tetrachlorotetrahydro-, 1,1-dioxide (CAS NO.3737-41-5):

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LCLo inhalation 184mg/m3/4H (184mg/m3) SENSE ORGANS AND SPECIAL SENSES: LACRIMATION: EYE

BEHAVIORAL: ATAXIA

LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES		 National Technical Information Service. Vol. OTS0535778,
mouse LCLo inhalation 184mg/m3/4H (184mg/m3) SENSE ORGANS AND SPECIAL SENSES: LACRIMATION: EYE

BEHAVIORAL: ATAXIA

LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES		 National Technical Information Service. Vol. OTS0535778,
rabbit LDLo skin 200mg/kg (200mg/kg) BEHAVIORAL: MUSCLE WEAKNESS

GASTROINTESTINAL: OTHER CHANGES

LIVER: OTHER CHANGES		 National Technical Information Service. Vol. OTS0555216,
rat LCLo inhalation 184mg/m3/4H (184mg/m3) SENSE ORGANS AND SPECIAL SENSES: LACRIMATION: EYE

BEHAVIORAL: ATAXIA

LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES		 National Technical Information Service. Vol. OTS0535778,
rat LD50 oral 87mg/kg (87mg/kg) BEHAVIORAL: MUSCLE WEAKNESS

GASTROINTESTINAL: OTHER CHANGES

LIVER: OTHER CHANGES		 National Technical Information Service. Vol. OTS0555216,

3,3,4,4-Tetrachlorotetrahydrothiophene 1,1-dioxide Safety Profile

The safety of Thiophene, 3,3,4,4-tetrachlorotetrahydro-, 1,1-dioxide (CAS NO.3737-41-5):
A poison by ingestion and skin contact. Moderately toxic by inhalation. A severe skin irritant. When heated to decomposition it emits toxic vapors of SOx and Cl−.

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