| Identification | More | [Name]
Dimeric mercapto propanone | [CAS]
55704-78-4 | [Synonyms]
4-Dithiane-2,5-diol,2,5-dimethyl-1
5-diol,2,5-dimethyl-4-dithiane-2
2,5-dimethyl-2,5-dihydroxy-1,4-disulphocyclohexane
1,4-Dithiane-2,5-diol, 2,5-dimethyl-
2,5-DIHYDROXY-2,5-DIMETHYL-1,4-DITHIANE 95+%
2,5-Dihydroxy-2,5-dimethyl-1,4-dithiane
2,5-Dimethyl-2,5-dihydroxy-1,4-disulfocyclohexane
Dimeric mercapto propanone
Dineric mercapto acetone | [EINECS(EC#)]
259-770-3 | [Molecular Formula]
C8H16O8S2 | [MDL Number]
MFCD00010121 | [Molecular Weight]
304.34 | [MOL File]
55704-78-4.mol |
| Chemical Properties | Back Directory | [Appearance]
white to light yellow powder | [Melting point ]
64 °C | [Boiling point ]
283.13°C (rough estimate) | [density ]
1.147 (estimate) | [FEMA ]
3450 | [refractive index ]
1.5390 (estimate) | [Fp ]
47°C | [storage temp. ]
Refrigerator (+4°C) | [solubility ]
soluble in Methanol | [form ]
solid | [pka]
12.12±0.40(Predicted) | [color ]
White to Almost white | [Odor]
at 0.10 % in propylene glycol. pork lamb chicken savory bouillon onion | [biological source]
synthetic | [Odor Type]
meaty | [Water Solubility ]
slightly soluble | [JECFA Number]
562 | [InChIKey]
NHKIYYMFGJBOTK-UHFFFAOYSA-N | [LogP]
1.01 | [CAS DataBase Reference]
55704-78-4(CAS DataBase Reference) | [EPA Substance Registry System]
55704-78-4(EPA Substance) |
| Safety Data | Back Directory | [Hazard Codes ]
F;Xi,Xi,F | [Risk Statements ]
R11:Highly Flammable.
R36/37/38:Irritating to eyes, respiratory system and skin . | [Safety Statements ]
S16:Keep away from sources of ignition-No smoking .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S37/39:Wear suitable gloves and eye/face protection . | [RIDADR ]
UN 3335 | [WGK Germany ]
3 | [HS Code ]
2934.99.9001 |
| Hazard Information | Back Directory | [Chemical Properties]
white to light yellow powder | [Occurrence]
Reported found in heated pork. | [Uses]
2,5-Dihydroxy-2,5-dimethyl-1,4-dithiane is a useful reactant for the preparation of tetrahydrothiopyranols via a [3+3]-annulation of cyclopropane diesters. | [Definition]
ChEBI: 2,5-Dimethyl-1,4-dithiane-2,5-diol is a member of dithianes. | [Aroma threshold values]
Aroma characteristics at 0.10%: eggy, hydrogen sulfide-like, lychee, catty, roasted meaty, vegetative, onion
and garlic with chicken brothy nuances | [Taste threshold values]
Taste characteristics at 2 ppm: roasted meaty, lychee tropical flesh-like, brothy and yeasty, eggy, bready
cocoa and tomato-like.
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