4-hydroxy-5-{[(E)-(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]amino}naphthalene-2,7-disulfonic acid
Sodium hydrogen 4-hydroxy-5-(salicylideneamino)naphthalene-2,7-disulphonate
CAS: 5941-07-1
Molecular Formula: C17H12NNaO8S2
4-hydroxy-5-{[(E)-(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]amino}naphthalene-2,7-disulfonic acid - Names and Identifiers
| Name | Sodium hydrogen 4-hydroxy-5-(salicylideneamino)naphthalene-2,7-disulphonate |
| Synonyms | AZOMETHINE H AZOMETHINE-H SODIUM SALT Azomethine-H Monosodium Salt Azomethine H [Spectrophotometric Reagent for B] 4-HYDROXY-5-[SALICYLIDENEAMINO]-2,7-NAPHTHALENEDISULFONIC ACID SODIUM SALT Sodium hydrogen 4-hydroxy-5-(salicylideneamino)naphthalene-2,7-disulphonate 4-Hydroxy-5-(salicylideneamino)-2,7-naphthalenedisulfonic acid monosodium salt 8-HYDROXY-1-(SALICYLIDENEAMINO)NAPHTHALENE-3,6-DISULFONIC ACID MONOSODIUM SALT 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-(2-hydroxyphenyl)methyleneamino-, monosodium salt 4-hydroxy-5-{[(E)-(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]amino}naphthalene-2,7-disulfonic acid |
| CAS | 5941-07-1 |
| EINECS | 227-698-1 |
| InChI | InChI=1/C17H13NO8S2/c19-15-4-2-1-3-10(15)9-18-14-7-12(27(21,22)23)5-11-6-13(28(24,25)26)8-16(20)17(11)14/h1-9,18,20H,(H,21,22,23)(H,24,25,26)/b10-9+ |
4-hydroxy-5-{[(E)-(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]amino}naphthalene-2,7-disulfonic acid - Physico-chemical Properties
| Molecular Formula | C17H12NNaO8S2 |
| Molar Mass | 445.4 |
| Density | 1.823g/cm3 |
| Melting Point | >300°C |
| Water Solubility | Soluble in water |
| Appearance | Powder |
| Color | Bright orange |
| Storage Condition | Store at +15°C to +25°C. |
| Sensitive | Easily absorbing moisture |
| Refractive Index | 1.81 |
| MDL | MFCD00042050 |
| Use | Spectroscopic reagent for boron measurement. |
| In vitro study | Azomethine-H monosodium is used for the manual determination of boron in complex borenes and boranes. |
4-hydroxy-5-{[(E)-(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]amino}naphthalene-2,7-disulfonic acid - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
| WGK Germany | 3 |
| HS Code | 32041400 |
4-hydroxy-5-{[(E)-(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]amino}naphthalene-2,7-disulfonic acid - Reference Information
| biological activity | Azomethine-H mono sodium is a color former. Azomethine-H mono sodium is also a reagent for the determination of boron. |
| Use | for Photometric Determination of boron A spectroscopic reagent for the determination of boron. |
Last Update：2024-04-09 02:00:09
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View History
4-hydroxy-5-{[(E)-(6-oxocyclohexa-2,4-dien-1-ylidene)methyl]amino}naphthalene-2,7-disulfonic acid
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