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ChemicalBook--->CAS DataBase List--->55704-78-4

55704-78-4

55704-78-4 Structure

55704-78-4 Structure
IdentificationMore
[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 PropertiesBack 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 DataBack 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
Material Safety Data Sheet(MSDS)Back Directory
[msds information]

Dimeric mercapto propanone(55704-78-4).msds
Hazard InformationBack 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.
Well-known Reagent Company Product InformationBack Directory
[Acros Organics]

2,5-Dihydroxy-2,5-dimethyl-1,4-dithiane, 95%(55704-78-4)
[Sigma Aldrich]

55704-78-4(sigmaaldrich)
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