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Thiodiglycolic anhydride

BGC Id:160312043034
CAS No:3261-87-8
Synonyms:1-oxa-4-thia-cyclohexan-2,6-dione ; 1,4-oxathiane-2,6-dione ; nsc 147625 ; 1,4-oxathiane-2,6-dione~2,2-thiodiacetic acid anhydride ; thiodilycolic anhydride ; 2,2'-thiodiacetic acid anhydride ; acetic acid, 2,2'-thiobis-, cyclic anhydride ; aceticacid, thiodi-, cyclic anhydride (6ci,7ci,8ci) ; 2,2'-thiobisacetic anhydride ; 1,4-oxathiane-2,6-dione (thiodiglycolic anhydride) ; thiodiglycolicanhydride ; thiodiglycolic anhydride ; 1,4-oxathiane-2,6-dione
thiodiglycolic anhydride ; 1,4-oxathiane-2,6-dionethiodiglycolic anhydride
Molecular Formula:C4H4O3S
Molecular Weight:132.14
EINECS:
Structural Formula

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Molecular Formula: C4H4O3S Molecular Weight: 132.14 Hazard Symbols: C,Xn UN Number: 3261 PackingGroup: III

The last intensive check and update was carried out on 2026/11/09.

Identify

Synonyms:
1-oxa-4-thia-cyclohexan-2,6-dione ; 1,4-oxathiane-2,6-dione ; nsc 147625 ; 1,4-oxathiane-2,6-dione~2,2-thiodiacetic acid anhydride ; thiodilycolic anhydride ; 2,2'-thiodiacetic acid anhydride ; acetic acid, 2,2'-thiobis-, cyclic anhydride ; aceticacid, thiodi-, cyclic anhydride (6ci,7ci,8ci) ; 2,2'-thiobisacetic anhydride ; 1,4-oxathiane-2,6-dione (thiodiglycolic anhydride) ; thiodiglycolicanhydride ; thiodiglycolic anhydride ; 1,4-oxathiane-2,6-dione
thiodiglycolic anhydride ; 1,4-oxathiane-2,6-dionethiodiglycolic anhydride
CAS:
3261-87-8
EINECS:
Molecular Formula:
C4H4O3S
MDL:
MFCD00051689
SMILES:
ClC1=C(C(F)(F)F)C=CC=C1CN(CC(C2=CC=CC=C2)C3=CC=CC=C3)CCCOC4=CC(CC(O)=O)=CC=C4.[H]Cl

Properties

Molecular Weight:
132.14 g·mol−1
Density:
1.468 g/cm3
Melting point:
94-97 °C
Boiling point:
341.8 °C at 760 mmHg
Flash point:
190.5 °C

Suppliers

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Safety Information

Hazard Classes:
Risk Codes:
20/21/22-34-22 (R)
Safety Codes:
26-36/37/39 (S)
RID / ADR:
3261

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