Schwefeltrioxid-Pyridin (1:1)
Sulfur trioxide-pyridine
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Grundinformationen
- CAS
26412-87-3- Standard-SMILES
O=S(=O)=O.c1ccncc1- InChIKey
UDYFLDICVHJSOY-UHFFFAOYSA-N- Summenformel
- C5H5NO3S
- Durchschnittliche Molmasse
- 159,17 g/mol
- Monoisotopische Masse
- 158,99901402
Überblick
See also: Pyridine, compound with sulfur trioxide (annotation moved to); Sulfur trioxide, compd. with pyridine (annotation moved to).
Namen und Bezeichner
- Bevorzugter Name
- Sulfur trioxide-pyridine
- IUPAC
- pyridine;sulfur trioxide
- Lokaler Name
- Schwefeltrioxid-Pyridin (1:1)
- Englischer Name
- Pyridine sulfur trioxide
- Summenformel
- C5H5NO3S
- Molmasse
- 159.16
Namen und Synonyme
26412-87-3sulfur trioxide-pyridineSVL47N2N3YNSC-75831RefChem:1099229247-683-3Pyridine sulfur trioxidepyridine;sulfur trioxide28322-92-1Pyridine sulfotrioxideMFCD00012437Pyridine compound with sulfur trioxide (1:1)
Weitere Namen anzeigen
SULFUR TRIOXIDE PYRIDINE COMPLEXsulfur trioxide pyridinepyso3SO3.PyPYRIDINE SULFUR TRIOXIDE COMPLEXPyridineSO3NSC 75831fur trioxidePyridine suL
Pyridine, compound with sulphur trioxidepyridine; sulfonylideneoxidaneSulfur Trioxide-Pyridine; SO3-PyPyridine-Sulfur TrioxideSO3.PyridineSulphur trioxide--pyridine (1:1)EINECS 247-683-3EINECS 248-968-5
Datenbank-Bezeichner
- CAS
26412-87-3、28322-92-1- PubChem CID
- 168533
- DTXSID
Eigenschaften
Berechnete StruktureigenschaftenWird ergänzt
- Polarare Oberfläche (TPSA)
- 65,1 Ų
- H-Brücken-Donoren
- 0
- H-Brücken-Akzeptoren
- 4
- Frei drehbare Bindungen
- 0
- Schwere Atome
- 10
- Formalladung
- 0
- Komplexität
- 92,8
Physikochemische Eigenschaften
- Schmelzpunkt
- 160 °C · ~160 °C
- storage temp.
- 30 °C · Store below +30°C.
- Löslichkeit
- Soluble in polar organic solvents.
- Aggregatzustand
- Powder
- Farbe
- White to beige
- Wasserlöslichkeit
- reacts
- BRN
- 3704116 · 3704116
- InChI
- InChI=1S/C5H5N.O3S/c1-2-4-6-5-3-1;1-4(2)3/h1-5H;
- InChIKey
- UDYFLDICVHJSOY-UHFFFAOYSA-N
- SMILES
- C1=CC=NC=C1.S(=O)(=O)=O
- CAS Datenbank
- 26412 · 26412-87-3(CAS DataBase Reference)
- EPA chemische Informationen
- Pyridine sulfur trioxide (26412-87-3)
Sicherheit und Regulatorisches
Sicherheitsangaben dienen nur zur Orientierung und ersetzen weder das Sicherheitsdatenblatt (SDB) des Lieferanten noch geltende Vorschriften oder eine fachliche Bewertung.
GHS-Klassifizierung
GHS Classification
Danger
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
P260, P264, P264+P265, P270, P280, P301+P317, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P351+P338, P305+P354+P338, P316, P321, P330, P332+P317, P337+P317, P362+P364, P363, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 109 reports by companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Gefahrenhinweise
Regulatory Information
Status: Active Update: 22-12-2020 https://echa.europa.eu/registration-dossier/-/registered-dossier/11865
Sulfur trioxide pyridine complex: Does not have an individual approval but may be used under an appropriate group standard
Hazard Classes and CategoriesAcute Tox. 4 (100%)
Sicherheitsdaten
- F
- 3-10-21
- wgk
- 3
- tsca
- TSCA listed
- ridadr
- UN 3261 8/PG 2
- hs_code
- 29420000
- risk_code
- 22-34
- Toxizität
- LD50 orally in Rabbit: 500 - 2000 mg/kg
- hazard_code
- C
- safety_code
- 26-36/37/39-45
- hazard_class
- 8
- packing_group
Chemie und Industrie
Verwendung und Herstellung
General Manufacturing Information
Pyridine, compd. with sulfur trioxide (1:1): ACTIVE
Sulfur trioxide, compd. with pyridine (1:?): INACTIVE
Anwendungen
BeschreibungPyridine sulphur trioxide is an important reaction reagent that can react with various compounds such as aldehydes, anthracenes and pyrroles to produce other heterocyclic compounds. Pyridine sulphur trioxide is primarily used in addition reactions or sulphonation processes.
VerwendenPyridine-Sulfur Trioxide Complex is used in the sulfation of squid ink polysaccharides (SIPs) as a potential candidate compound for the prevention of tumor metastasis. Pyridine-Sulfur Trioxide Complex is also used in the preparation and anticoagulation test of sulfated silk fibroin.
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