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LC1561 2,5-Dihydroxy-1,4-dithiane
for synthesis


Order number Packaging Quantity Price €
AC28561 Glass bottle 50 g



Product information
Synonyms 1,4-Dithiane-2,5-diol
Hill Formula C4H8O2S2
HS Code 2934 99 90
EC number 254-751-6
Molar mass 152.24 g/mol
CAS number 40018-26-6


Chemical and physical data
Ignition temperature 310 °C
Solubility 3.9 g/l (20 °C)
Melting point 110 °C (decomposition)
Molar mass 152.24 g/mol
pH value 4.9 (3.9 g/l, H2O)


Safety information
R Phrase R 22-41-43-52/53
Harmful if swallowed.Risk of serious damage to eyes.May cause sensitization by skin contact.Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
S Phrase S 24-26-37/39-61
Avoid contact with skin.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable gloves and eye/face protection.Avoid release to the environment. Refer to special instructions/ Safety data sheets.
Categories of danger harmful, irritant, sensitizing, dangerous for the environment
Hazard Symbol Harmful
Storage class 10 – 13 Other liquids and solids
WGK WGK 2 water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.


Transport information
Declaration (transport by sea) IMDG-Code UN 2811 TOXIC SOLID, ORGANIC, N.O.S.(2,5-DIHYDROXY-1,4-DITHIANE), 6.1, III
Declaration (transport by air) IATA-DGR UN 2811 TOXIC SOLID, ORGANIC, N.O.S.(2,5-DIHYDROXY-1,4-DITHIANE), 6.1, III


Toxicological data
LD 50 oral LD50 rat 200 – 2000 mg/kg


Assay  (of S) ≥ 95 %
Identity (IR) passes test


Hazard Symbol