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Dithianes

Organosulfur heterocyclic compounds that consist of a six-membered ring with two sulfur atoms and four carbon atoms; they are commonly used as protecting groups during synthesis.
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1

3-(1,3-Dithian-2-ylidene)-2,4-pentanedione 98.0+%, TCI America™

CAS: 55727-23-6 Molecular Formula: C9H12O2S2 Molecular Weight (g/mol): 216.313 MDL Number: MFCD01096981 InChI Key: PGPIRMKKHQOWIK-UHFFFAOYSA-N PubChem CID: 681994 IUPAC Name: 3-(1,3-dithian-2-ylidene)pentane-2,4-dione SMILES: CC(=O)C(=C1SCCCS1)C(=O)C

PubChem CID 681994
CAS 55727-23-6
Molecular Weight (g/mol) 216.313
MDL Number MFCD01096981
SMILES CC(=O)C(=C1SCCCS1)C(=O)C
IUPAC Name 3-(1,3-dithian-2-ylidene)pentane-2,4-dione
InChI Key PGPIRMKKHQOWIK-UHFFFAOYSA-N
Molecular Formula C9H12O2S2
2

2,5-Dihydroxy-1,4-dithiane 96.0+%, TCI America™

CAS: 40018-26-6 Molecular Formula: C4H8O2S2 Molecular Weight (g/mol): 152.226 MDL Number: MFCD00006659 InChI Key: YUIOPHXTILULQC-UHFFFAOYSA-N Synonym: p-dithiane-2,5-diol,2,5-dihydroxy-1,4-dithiane,mercaptoacetaldehyde dimer,4-dithiane-2,5-diol,1,4 dithiane-2,5-diol,2,5-dihydroxy-1,4-dithian,p-dthane-2,5-dol,pubchem20480,1,4dithiane-2,5diol,acmc-1anme PubChem CID: 98330 IUPAC Name: 1,4-dithiane-2,5-diol SMILES: C1C(SCC(S1)O)O

PubChem CID 98330
CAS 40018-26-6
Molecular Weight (g/mol) 152.226
MDL Number MFCD00006659
SMILES C1C(SCC(S1)O)O
Synonym p-dithiane-2,5-diol,2,5-dihydroxy-1,4-dithiane,mercaptoacetaldehyde dimer,4-dithiane-2,5-diol,1,4 dithiane-2,5-diol,2,5-dihydroxy-1,4-dithian,p-dthane-2,5-dol,pubchem20480,1,4dithiane-2,5diol,acmc-1anme
IUPAC Name 1,4-dithiane-2,5-diol
InChI Key YUIOPHXTILULQC-UHFFFAOYSA-N
Molecular Formula C4H8O2S2
3

2,5-Dihydroxy-1,4-dithiane, 96%

CAS: 40018-26-6 Molecular Formula: C4H8O2S2 Molecular Weight (g/mol): 152.226 MDL Number: MFCD00006659 InChI Key: YUIOPHXTILULQC-UHFFFAOYSA-N Synonym: p-dithiane-2,5-diol,2,5-dihydroxy-1,4-dithiane,mercaptoacetaldehyde dimer,4-dithiane-2,5-diol,1,4 dithiane-2,5-diol,2,5-dihydroxy-1,4-dithian,p-dthane-2,5-dol,pubchem20480,1,4dithiane-2,5diol,acmc-1anme PubChem CID: 98330 IUPAC Name: 1,4-dithiane-2,5-diol SMILES: C1C(SCC(S1)O)O

PubChem CID 98330
CAS 40018-26-6
Molecular Weight (g/mol) 152.226
MDL Number MFCD00006659
SMILES C1C(SCC(S1)O)O
Synonym p-dithiane-2,5-diol,2,5-dihydroxy-1,4-dithiane,mercaptoacetaldehyde dimer,4-dithiane-2,5-diol,1,4 dithiane-2,5-diol,2,5-dihydroxy-1,4-dithian,p-dthane-2,5-dol,pubchem20480,1,4dithiane-2,5diol,acmc-1anme
IUPAC Name 1,4-dithiane-2,5-diol
InChI Key YUIOPHXTILULQC-UHFFFAOYSA-N
Molecular Formula C4H8O2S2
4

p-Dithiane-2,5-diol, 96%

CAS: 40018-26-6 Molecular Formula: C4H8O2S2 Molecular Weight (g/mol): 152.23 InChI Key: YUIOPHXTILULQC-UHFFFAOYSA-N Synonym: p-dithiane-2,5-diol,2,5-dihydroxy-1,4-dithiane,mercaptoacetaldehyde dimer,4-dithiane-2,5-diol,1,4 dithiane-2,5-diol,2,5-dihydroxy-1,4-dithian,p-dthane-2,5-dol,pubchem20480,1,4dithiane-2,5diol,acmc-1anme PubChem CID: 98330 IUPAC Name: 1,4-dithiane-2,5-diol SMILES: C1C(SCC(S1)O)O

PubChem CID 98330
CAS 40018-26-6
Molecular Weight (g/mol) 152.23
SMILES C1C(SCC(S1)O)O
Synonym p-dithiane-2,5-diol,2,5-dihydroxy-1,4-dithiane,mercaptoacetaldehyde dimer,4-dithiane-2,5-diol,1,4 dithiane-2,5-diol,2,5-dihydroxy-1,4-dithian,p-dthane-2,5-dol,pubchem20480,1,4dithiane-2,5diol,acmc-1anme
IUPAC Name 1,4-dithiane-2,5-diol
InChI Key YUIOPHXTILULQC-UHFFFAOYSA-N
Molecular Formula C4H8O2S2
5

2-Methyl-1,3-dithiane, 98%

CAS: 6007-26-7 Molecular Formula: C5H10S2 Molecular Weight (g/mol): 134.255 MDL Number: MFCD00014652 InChI Key: KXROTPXCYDXGSC-UHFFFAOYSA-N Synonym: 1,3-dithiane, 2-methyl,m-dithiane, 2-methyl,2-methyl-m-dithiane,methyl-2 dithiane-1,3,methyl-2 dithiane-1,3 french,acmc-20anrf,2-methyl-1,3-dithian,2-methyl-1,3 dithiane,5-19-01-00053 beilstein handbook reference,2-methyl-1,3-dithiane PubChem CID: 22329 IUPAC Name: 2-methyl-1,3-dithiane SMILES: CC1SCCCS1

PubChem CID 22329
CAS 6007-26-7
Molecular Weight (g/mol) 134.255
MDL Number MFCD00014652
SMILES CC1SCCCS1
Synonym 1,3-dithiane, 2-methyl,m-dithiane, 2-methyl,2-methyl-m-dithiane,methyl-2 dithiane-1,3,methyl-2 dithiane-1,3 french,acmc-20anrf,2-methyl-1,3-dithian,2-methyl-1,3 dithiane,5-19-01-00053 beilstein handbook reference,2-methyl-1,3-dithiane
IUPAC Name 2-methyl-1,3-dithiane
InChI Key KXROTPXCYDXGSC-UHFFFAOYSA-N
Molecular Formula C5H10S2
6

Sigma Aldrich trans-4,5-Dihydroxy-1,2-dithiane

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
Percent Purity ≥99%
Linear Formula C4H8O2S2
CAS 14193-38-5
Molecular Weight (g/mol) 152.24
MDL Number MFCD00006661
Synonym trans-1,2-Dithiane-4,5-diol; Oxidized DTT
Recommended Storage 2°C to 8°C
Molecular Formula C4H8O2S2
EINECS Number 238-047-6
Melting Point 130°C to 132°C (lit.)