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HCID 424447Erstellt: 26. Oktober 2026

4-Chloro-2-methylpyrimidine

CHEMBRDG-BB 4015462 · Dasatinib Impurity R · 4-Chloro-2-methylpyrimidine · 2-Methyl-4-chloropyriMidine · 4-Chloro-2-methylpyrimidine95% · Pyrimidine, 4-chloro-2-methyl- · 4-Chloro-2-methylpyrimidine >2-methyl-4-chloro-[3,4-d]-pyrimidine · 4-chloro-2-methylpyrimidine(SALTDATA: FREE)

https://huagongshe.com/de/chemical/424447

Molekülstruktur von 4-Chloro-2-methylpyrimidine

Identifikatoren & physikalische Daten

CAS No.4994-86-9
SummenformelC5H5ClN2
Durchschnittliche Molmasse128,56 g/mol
Monoisotopische Masse128,0141259 g/mol
SMILESCc1nccc(Cl)n1
InChIKeyWDTVJRYCMIZPMX-UHFFFAOYSA-N
PubChem CID424447
EC No.800-409-1
DTXSIDDTXSID40329848

Chemische & physikalische Eigenschaften

XLogP1,6
Polarare Oberfläche (TPSA)25,8
H-Brücken-Donoren0
H-Brücken-Akzeptoren2
Frei drehbare Bindungen0
Schwere Atome8
Formalladung0
Komplexität76
Schmelzpunkt55.0 to 59.0 °C
Siedepunkt168°C(lit.)
Dichte1.234±0.06 g/cm3(Predicted)
LagerbedingungenInert atmosphere,Store in freezer, under -20°C
Aggregatzustandpowder to crystal
pKa (Säurekonstante)0.47±0.20(Predicted)
FarbeWhite to Brown
InChIInChI=1S/C5H5ClN2/c1-4-7-3-2-5(6)8-4/h2-3H,1H3
InChIKeyWDTVJRYCMIZPMX-UHFFFAOYSA-N
SMILESC1(C)=NC=CC(Cl)=N1

Sicherheit & Vorschriften

GHS-EinstufungDangerH302 (66.7%): Harmful if swallowed [Warning Acute toxicity, oral]H315 (83.3%): Causes skin irritation [Warning Skin corrosion/irritation]H318 (50%): Causes serious eye damage [Danger Serious eye damage/eye irritation]H319 (33.3%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]H335 (50%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposureRespiratory tract irritation]P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P305+P354+P338, P317, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 6 reports by companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.
Hazard Classes and CategoriesAcute Tox. 4 (66.7%)Skin Irrit. 2 (83.3%)Eye Dam. 1 (50%)Eye Irrit. 2 (33.3%)STOT SE 3 (50%)
Zollcode2933599590
Lagerklasse11 - Combustible Solids
GefahrenklasseAcute Tox. 4 Oral

Anwendungen & Verwendung

Verwenden

4-Chloro-2-methylpyrimidine is a reagent in the preparation of (pyridylmethyl)-/(pyrimidin-4-ylmethyl)-dihydroquinolines as antagonists against CXCR4.