Introduction615-50-9 – Names and IdentifiersName2,5-Diaminotoluene sulfateSynonymsC.I. 760
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| Name | 2,5-Diaminotoluene sulfate |
| Synonyms | C.I. 76043 C.I. Oxidation Base 4 P-TOLYLENEDIAMINE SULFATE p-tolylenediaminesulphate 2,5-Toluenediamine sulfate P-TOLUYLENEDIAMINE SULFATE 2,5-Diaminotoluene sulfate 2,5-Diaminotoluene sulphate TOLUENE-2,5-DIAMINE SULFATE toluene-2,5-diaminesulphate 2,5-DIAMINO TOLUENE SULFATE TOLYLENE-2,5-DIAMINE SULFATE toluylene-2,5-diaminesulphate 2-Methyl-1,4-benzenediamine sulfate 2-methyl-p-phenylenediamine sulphate 2-Methyl-1,4-phenylenediamine sulphate 1,4-Benzenediamine, 2-methyl-, sulfate |
| CAS | 615-50-9 6369-59-1 |
| EINECS | 210-431-8 |
| InChI | InChI=1/C7H10N2.H2O4S/c1-5-4-6(8)2-3-7(5)9;1-5(2,3)4/h2-4H,8-9H2,1H3;(H2,1,2,3,4) |
| Molecular Formula | C7H12N2O4S |
| Molar Mass | 220.24 |
| Density | 1366[at 20℃] |
| Melting Point | >300°C(lit.) |
| Boling Point | 273.7°C at 760 mmHg |
| Flash Point | 140.6°C |
| Water Solubility | soluble |
| Solubility | 9.6g/l |
| Vapor Presure | 0Pa at 25℃ |
| Appearance | powder to crystal |
| Color | White to Light yellow to Light red |
| BRN | 3755478 |
| pKa | 6.39[at 20 ℃] |
| PH | 1.8 (9.6g/l, H2O, 20℃) |
| Storage Condition | 2-8°C |
| Physical and Chemical Properties | Melting point 300°C water-soluble soluble |
| Use | For hair dyes and organic intermediates |
| Risk Codes | R20/21 – Harmful by inhalation and in contact with skin. R25 – Toxic if swallowed R43 – May cause sensitization by skin contact R51/53 – Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
| Safety Description | S24 – Avoid contact with skin. S37 – Wear suitable gloves. S45 – In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S61 – Avoid release to the environment. Refer to special instructions / safety data sheets. |
| UN IDs | UN 2811 6.1/PG 3 |
| WGK Germany | 3 |
| RTECS | XT0525000 |
| TSCA | Yes |
| HS Code | 29215119 |
| Hazard Class | 6.1 |
| Packing Group | II |
| LogP | 0.74 at 20℃ |
| use | for hair dye and organic intermediates |
| category | toxic substances |
| toxicity classification | highly toxic |
| acute toxicity | oral-rat LD50: 98 mg/kg |
| flammability hazard characteristics | open flame is combustible; heating emits toxic nitrogen oxide gas |
| storage and transportation characteristics | warehouse ventilation and low temperature drying; separate from food raw materials storage and transportation |
| fire extinguishing agent | water, carbon dioxide, sand, foam |
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