Dimeric mercapto propanone
2,5-Dimethyl-1,4-dithiane-2,5-diol
CAS: 55704-78-4
Molecular Formula: C6H12O2S2
Dimeric mercapto propanone - Names and Identifiers
| Name | 2,5-Dimethyl-1,4-dithiane-2,5-diol |
| Synonyms | Dineric mercapto acetone Dimeril mercapto propanone Dimeric mercapto propanone 4-Dithiane-2,5-diol,2,5-dimethyl-1 2,5-Dimethyl-1,4-dithiane-2,5-diol 1,4-Dithiane-2,5-diol, 2,5-dimethyl- 2,5-Dihydroxy-2,5-dimethyl-1,4-dithiane 2,5-Dimethyl-2,5-dihydroxy-1,4-disulfocyclohexane 2,5-dimethyl-2,5-dihydroxy-1,4-disulphocyclohexane |
| CAS | 55704-78-4 |
| EINECS | 259-770-3 |
| InChI | InChI=1/C6H12O2S2/c1-5(7)3-10-6(2,8)4-9-5/h7-8H,3-4H2,1-2H3/t5-,6-/m1/s1 |
| InChIKey | NHKIYYMFGJBOTK-UHFFFAOYSA-N |
Dimeric mercapto propanone - Physico-chemical Properties
| Molecular Formula | C6H12O2S2 |
| Molar Mass | 180.29 |
| Density | 1.147 (estimate) |
| Melting Point | 64 °C |
| Boling Point | 283.13°C (rough estimate) |
| Flash Point | 47°C |
| JECFA Number | 562 |
| Water Solubility | slightly soluble |
| Solubility | soluble in Methanol |
| Vapor Presure | 1.6E-05mmHg at 25°C |
| Appearance | White to bright yellow powder |
| Color | White to Almost white |
| pKa | 12.12±0.40(Predicted) |
| Storage Condition | Keep in dark place,Inert atmosphere,Room temperature |
| Refractive Index | 1.5390 (estimate) |
| MDL | MFCD00010121 |
| Physical and Chemical Properties | Melting Point 64-65°C flash point 47°C water-soluble soda solution |
| Use | Used as meat flavor |
Dimeric mercapto propanone - Risk and Safety
| Risk Codes | R11 - Highly Flammable R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S16 - Keep away from sources of ignition. 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 |
| UN IDs | UN 3335 |
| WGK Germany | 3 |
Dimeric mercapto propanone - Reference Information
| FEMA | 3450 | 2,5-DIMETHYL-2,5-DIHYDROXY-1,4-DITHIANE |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| toxicity | GRAS(FEMA). |
| usage limit | FEMA(mg/kg): baked products 7.5; Meat products 2.0. |
| Use | GB 2760-96 specifies the permitted use of food spices. used as meat essence |
| production method | It is obtained by treatment with acetone mercaptan at room temperature and cyclization. |
Last Update：2024-04-10 22:29:15
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