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HCID 345752Erstellt: 26. Oktober 2026

2-Chloro-4-aminopyrimidine

2-CHLOROPYRIMIDIN-4-AMINE · 2-CHLORO-4-PYRIMIDINAMINE · 2-CHLORO-4-AMINOPYRIMIDINE · 4-AMINO-2-CHLOROPYRIMIDINE · 2-CHLOROPYRIMIDIN-4-YLAMINE · 4-Pyrimidinamine, 2-chloro- · 4-Amino-2-chloropyrimidin... · 4-Amino-2-chloropyrimidine >4-Amino-2-chloropyrimidine ,97%

https://huagongshe.com/de/chemical/345752

Molekülstruktur von 2-Chloro-4-aminopyrimidine

Identifikatoren & physikalische Daten

CAS No.7461-50-9
SummenformelC4H4ClN3
Durchschnittliche Molmasse129,55 g/mol
Monoisotopische Masse129,00937481 g/mol
SMILESNc1ccnc(Cl)n1
InChIKeyLPBDZVNGCNTELM-UHFFFAOYSA-N
PubChem CID345752
EC No.627-766-4
DTXSIDDTXSID80323289

Chemische & physikalische Eigenschaften

XLogP0,8
Polarare Oberfläche (TPSA)51,8
H-Brücken-Donoren1
H-Brücken-Akzeptoren3
Frei drehbare Bindungen0
Schwere Atome8
Formalladung0
Komplexität77,7
Schmelzpunkt197-205 °C
Siedepunkt338.8±15.0 °C(Predicted)
Dichte1.437±0.06 g/cm3(Predicted)
LagerbedingungenKeep in dark place,Sealed in dry,Room Temperature
Aggregatzustandpowder to crystal
pKa (Säurekonstante)2.30±0.10(Predicted)
FarbeWhite to Light yellow
InChIInChI=1S/C4H4ClN3/c5-4-7-2-1-3(6)8-4/h1-2H,(H2,6,7,8)
InChIKeyLPBDZVNGCNTELM-UHFFFAOYSA-N
SMILESC1(Cl)=NC=CC(N)=N1
CAS Datenbank7461-50-9(CAS DataBase Reference)

Sicherheit & Vorschriften

GHS-EinstufungWarningH302 (97.7%): Harmful if swallowed [Warning Acute toxicity, oral]P264, P264+P265, P270, P280, P301+P317, P305+P351+P338, P330, P337+P317, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 43 reports by companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard Classes and CategoriesAcute Tox. 4 (97.7%)
Wassergefährdungsklasse (WGK)3
Zollcode29335990
R-Sätze (R)36/37/38-36-22
GefahrensymboleXn
Sicherheitshinweise (S)26-36/37/39
GefahrenklasseIRRITANT-HARMFULAcute Tox. 4 OralEye Irrit. 2
Lagerklasse11 - Combustible Solids

Anwendungen & Verwendung

Verwenden

4-Amino-2-chloropyrimidine is a chloropyrimidine compound, which is widely used in the synthesis of various medicines and pesticides. It can be used to transform functional groups, such as amino groups, or to remove chlorine by hydrogenolysis; chlorine can also be used to couple various carbon-carbon bonds.