166502

Glyoxal-bis-(natriumhydrogensulfit) Hydrat

• Synonym(e): 1,2-Dihydroxy-1,2-ethanedisulfonic acid disodium salt hydrate
• Lineare Formel: [-CH(OH)SO₃Na]₂ · xH₂O
• CAS-Nummer: 332360-05-1
• Molekulargewicht: 266.16 (anhydrous basis)
• EG-Nummer: 208-233-1
• MDL-Nummer: MFCD00149541
• UNSPSC-Code: 12352100
• PubChem Substanz-ID: 24850166
• NACRES: NA.22

Eigenschaften

• Form: solid
• Qualitätsniveau: 100
• mp (Schmelzpunkt): 193 °C (dec.) (lit.)
• SMILES String: O.[Na+].[Na+].OC(C(O)S([O-])(=O)=O)S([O-])(=O)=O
• InChI: 1S/C2H6O8S2.2Na.H2O/c3-1(11(5,6)7)2(4)12(8,9)10;;;/h1-4H,(H,5,6,7)(H,8,9,10);;;1H2/q;2*+1;/p-2
• InChIKey: JQYGKJGYGOFFIK-UHFFFAOYSA-L

Beschreibung

Allgemeine Beschreibung

Convenient, nonaqueous form of glyoxal

Anwendung

Glyoxal sodium bisulfite addition compound hydrate was used to convert N-benzyl-2,3,4-trimethoxyaniline to sodium 5,6,7-trimethoxy-1-benzylindolyl-2-sulfite. It was used in the synthesis of 6-hydroxyquinoxaline.

Sicherheitshinweise

• Piktogramme: GHS07
• Signalwort: Warning
• H-Sätze: H315,H319,H335
• P-Sätze: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Gefahreneinstufungen: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Zielorgane: Respiratory system
• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 3
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable
• Persönliche Schutzausrüstung: dust mask type N95 (US), Eyeshields, Gloves