Grundinformationen
- Standard-SMILES
O=C(O)c1cccc([N+](=O)[O-])c1C(=O)O- InChIKey
KFIRODWJCYBBHY-UHFFFAOYSA-N- Summenformel
- C8H5NO6
- Durchschnittliche Molmasse
- 211,13 g/mol
- Monoisotopische Masse
- 211,01168688
Überblick
structure in first source
Namen und Bezeichner
- Bevorzugter Name
- 3-Nitrophthalic acid
- IUPAC
- 3-nitrophthalic acid
- Lokaler Name
- 3-Nitrophthalsure
- Englischer Name
- 3-Nitrophthalic acid
- Summenformel
- C8H5NO6
- Molmasse
- 211.13
Namen und Synonyme
Weitere Namen anzeigen
Datenbank-Bezeichner
- CAS
603-11-2- PubChem CID
- 69043
- DTXSID
DTXSID9060528- UNII
- MC7W4GB97C
- EC Number
- 210-030-8
- Nikkaji
- J3.288.228E、J62.025D
Eigenschaften
Berechnete Struktureigenschaften
- XLogP
- 0,7
- Polarare Oberfläche (TPSA)
- 120 Ų
- H-Brücken-Donoren
- 2
- H-Brücken-Akzeptoren
- 6
- Frei drehbare Bindungen
- 2
- Schwere Atome
- 15
- Formalladung
- 0
- Komplexität
- 296
Experimentelle und physikochemische Eigenschaften
Physikochemische Eigenschaften
- Schmelzpunkt
- 210 °C · 210 °C (dec.) (lit.)
- Siedepunkt
- 350.79 °C · 350.79°C (rough estimate)
- Dichte
- 1.6342 · 1.6342 (rough estimate)
- Dampfdichte
- 7.3 · 7.3 (vs air)
- Brechungsindex
- 1.5282 · 1.5282 (estimate)
- storage temp.
- 30 °C · Store below +30°C.
- Löslichkeit
- 5 %, · water: soluble5%, clear to slightly hazy, colorless to faint yellow or tan
- pka
- 1 · pK1:1.88 (25°C)
- Aggregatzustand
- Powder
- Farbe
- Off-white to light yellow
- Wasserlöslichkeit
- 20 g/L · 20 g/L (25 ºC)
- Decomposition
- 216 °C · 216 °C
- BRN
- 2054269 · 2054269
- Stabilität
- Stable. Incompatible with strong oxidizing agents.
- InChI
- 1S/C8H5NO6/c10-7(11)4-2-1-3-5(9(14)15)6(4)8(12)13/h1-3H,(H,10,11)(H,12,13)
- InChIKey
- KFIRODWJCYBBHY-UHFFFAOYSA-N
- SMILES
- OC(=O)c1cccc(c1C(O)=O)[N+]([O-])=O
- CAS Datenbank
- 603 · 603-11-2(CAS DataBase Reference)
- NIST chemische Informationen
- 3 · 3-Nitrophthalic acid(603-11-2)
- EPA chemische Informationen
- 3 · 3-Nitrophthalic acid (603-11-2)
Sicherheit und Regulatorisches
GHS-Klassifizierung
GHS Classification
Danger
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P305+P354+P338, P317, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 87 reports by companies from 15 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Gefahrenhinweise
Regulatory Information
Chemical: 1,2-Benzenedicarboxylic acid, 3-nitro-
Status: Active Update: 06-07-2018 https://echa.europa.eu/registration-dossier/-/registered-dossier/21660
3-Nitrophthalic acid: Does not have an individual approval but may be used under an appropriate group standard
Sicherheitsdaten
- wgk
- 3
- tsca
- TSCA listed
- hs_code
- 29173980
- risk_code
- 36/37/38-41
- hazard_code
- Xi
- hazard_note
- Irritant
- safety_code
- 26-36/39-37/39-36
- Speicherklasse
- 11 - Combustible Solids
- Hazard Classifications
- Eye Dam. 1Skin Irrit. 2STOT SE 3
Chemie und Industrie
Verwendung und Herstellung
Anwendungen
Verwenden3-Nitrophthalic Acid is a useful chemical in organic synthesis. It is also an impurity of Apremilast.
Darstellung
synthetischePhthalic anhydride was added to concentrated sulfuric acid, stirring under the passage of water vapor heating to 80 °C, fuming nitric acid was added dropwise, the reaction temperature to maintain 100-110°C, add the end of the heat above 110°C for 2h, placed in the overnight pour into the water, and filtered. The filter cake was recrystallized with water to obtain 3-Nitrophthalic acid. Yield of about 30%.
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