C.I. 15670
Acid Alizarin Violet N
CAS: 2092-55-9
Molecular Formula: C16H11N2NaO5S
C.I. 15670 - Names and Identifiers
| Name | Acid Alizarin Violet N |
| Synonyms | Duroch C.I. 15670 Chrome violet Cromalviolet B Mordant Violet 5 Cromal Cviolet B Acid Chrome Violet K Eriochrome Violet Bb C.I. Mordant Violet 5 Acid Alizarin Violet N ATLANTICHROME VIOLET B C.I. Mordant Violet 5 (VAN) Acid Alizarin Violet N, pure Mordant violet 5 (C.I. 15760) acid alizarin violet N (C.I. 15670) C.I. Mordant Violet 5, monosodium salt C.I. Mordant Violet 5, monosodium salt (8CI) Acid Chrome Violet K, Mordant Violet 5 sodium 4-hydroxy-3-(2-hydroxy-1-naphthalenylazo)benzenesulphonate 4-Hydroxy-3-(2-hydroxy-1-naphthylazo)benzenesulfonic acid, sodium salt sodium 4-hydroxy-3-[(2E)-2-(2-oxonaphthalen-1(2H)-ylidene)hydrazino]benzenesulfonate |
| CAS | 2092-55-9 |
| EINECS | 218-246-4 |
| InChI | InChI=1/C16H12N2O5S.Na/c19-14-8-6-11(24(21,22)23)9-13(14)17-18-16-12-4-2-1-3-10(12)5-7-15(16)20;/h1-9,17,19H,(H,21,22,23);/q;+1/p-1/b18-16+ |
C.I. 15670 - Physico-chemical Properties
| Molecular Formula | C16H11N2NaO5S |
| Molar Mass | 366.32 |
| Melting Point | >300°C |
| Solubility | Solubility Soluble in water, ethanol |
| Appearance | crystals |
| Color | Reddish-violet |
| Maximum wavelength(λmax) | ['501nm'] |
| pKa | 4.35, 7.4, 9.35(at 25℃) |
| Stability | Stable. Incompatible with strong oxidizing agents. |
C.I. 15670 - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S24/25 - Avoid contact with skin and eyes. S37/39 - Wear suitable gloves and eye/face protection S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
| RTECS | DB7012000 |
C.I. 15670 - Reference Information
| pH range of acid-base indicator discoloration | Orange-red (6.5) to violet (9.0) |
| Main application | inks, dye lasers, in manufacture of vinyl polymers, texts determination of iron, calcium, aluminum, |
| EPA chemical substance information | information is provided by: ofmpeb.epa.gov (external link) |
Last Update：2024-04-09 20:49:11
