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HCID 9734Erstellt: 27. Oktober 2026
Dinatriummaleat
SODIUM MALEATE · DISODIUM MALEATE · maleinansodny · sodiumdimaleate · Sodium toxilate · Dinatriummaleat · DisodiumMaleate>SODIUM MALEATE (DI NA) · Disodiummaleateanhydrous
https://huagongshe.com/de/chemical/9734
Identifikatoren & physikalische Daten
| CAS No. | 371-47-1 |
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| Summenformel | C4H2Na2O4 |
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| Durchschnittliche Molmasse | 160,04 g/mol |
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| Monoisotopische Masse | 159,9748471 g/mol |
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| SMILES | O=C([O-])C=CC(=O)[O-].[Na+].[Na+] |
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| InChIKey | MSJMDZAOKORVFC-UHFFFAOYSA-L |
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| PubChem CID | 9734 |
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| EC No. | 206-738-1 |
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| DTXSID | DTXSID40873770 |
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| Lokaler Name | Dinatriummaleat |
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Chemische & physikalische Eigenschaften
| Polarare Oberfläche (TPSA) | 80,3 |
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| H-Brücken-Donoren | 0 |
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| H-Brücken-Akzeptoren | 4 |
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| Frei drehbare Bindungen | 0 |
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| Schwere Atome | 10 |
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| Formalladung | 0 |
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| Komplexität | 108 |
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| Dichte | 1.3 g/cm3 |
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| Lagerbedingungen | Store at RT. |
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| Aggregatzustand | Amorphous Powder |
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| Farbe | White |
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| pH | pH (50g/l, 25℃) : 7.0～9.0 |
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| Löslichkeit | almost transparency |
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| BRN | 6443880 |
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| InChI | InChI=1S/C4H4O4.2Na/c5-3(6)1-2-4(7)8/h1-2H,(H,5,6)(H,7,8)/q2*+1/p-2/b2-1- |
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| InChIKey | MSJMDZAOKORVFC-UAIGNFCESA-L |
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| SMILES | [Na+].[Na+].C([O-])(=O)/C=C\C([O-])=O |
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| CAS Datenbank | 371-47-1(CAS DataBase Reference) |
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| EPA chemische Informationen | 2-Butenedioic acid (2Z)-, sodium salt (1:2) (371-47-1) |
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Sicherheit & Vorschriften
| GHS-Einstufung | This chemical does not meet GHS hazard criteria for 1% (4 of 413) of reports.WarningH302 (25.7%): Harmful if swallowed [Warning Acute toxicity, oral]P261, P264, P264+P265, P270, P271, P272, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P333+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 413 reports by companies from 16 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies. |
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| Regulatorische Informationen | REACH registered substance: Disodium maleate (EC: 206-738-1)Disodium maleate: Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right. |
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| Hazard Classes and Categories | Acute Tox. 4 (25.7%) |
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| Wassergefährdungsklasse (WGK) | 2 |
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| TSCA-Inventar-Status | TSCA listed |
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| Zollcode | 2917.19.2700 |
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| RTECS-Nr. | ON2000000 |
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| R-Sätze (R) | 36/37/38 |
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| Gefahrensymbole | Xi |
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| Sicherheitshinweise (S) | 26 |
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| Lagerklasse | 11 - Combustible Solids |
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