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2-Chloro-5-methylpyrimidine

2-Chloro-5-methylpyrimidine Suppliers list
Company Name: Liyang Kunlu biological technology co.,ltd  Gold
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Company Name: Tianjin Propharm Co., Ltd.  Gold
Tel: 185-11025967 18511025967
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2-Chloro-5-methylpyrimidine manufacturers

2-Chloro-5-methylpyrimidine Basic information
Product Name:2-Chloro-5-methylpyrimidine
Synonyms:2-Chloro-5-methylpyrimidine;Pyrimidine, 2-chloro-5-methyl- (8CI,9CI);2-Chloro-5-methyl-1,3-diazine;2-Chloro-5-MethylpyriMidine, 97+%;2-Chlor5-Methyl pyrimidine;2-Chloro-5-methylpyrimidine 98%;2-Chloro-5-methylpyrimidine >;Pyrimidine, 2-chloro-5-methyl-
CAS:22536-61-4
MF:C5H5ClN2
MW:128.56
EINECS:807-915-1
Product Categories:Heterocycle-Pyrimidine series;PYRIMIDINE;pharmacetical;Pyrimidine series
Mol File:22536-61-4.mol
2-Chloro-5-methylpyrimidine Structure
2-Chloro-5-methylpyrimidine Chemical Properties
Melting point 89-92℃
Boiling point 239.2±9.0 °C(Predicted)
density 1.234±0.06 g/cm3(Predicted)
storage temp. Keep in dark place,Sealed in dry,Room Temperature
pka-1.03±0.22(Predicted)
form Solid
color White to Light yellow
Water Solubility Slightly soluble in water.
InChIInChI=1S/C5H5ClN2/c1-4-2-7-5(6)8-3-4/h2-3H,1H3
InChIKeyAPRMCBSTMFKLEI-UHFFFAOYSA-N
SMILESC1(Cl)=NC=C(C)C=N1
CAS DataBase Reference22536-61-4(CAS DataBase Reference)
Safety Information
Hazard Codes Xn
Risk Statements 22-36/37/38
Safety Statements 26-36/37/39
HS Code 29335990
MSDS Information
2-Chloro-5-methylpyrimidine Usage And Synthesis
UsesUsed in organic synthesis, catalytic agent, petrochemical additive and synthetic chemistry. Also used as intermediate for pharmaceutical.
Synthesis
2,4-Dichloro-5-methylpyrimidine

1780-31-0

2-Chloro-5-methylpyrimidine

22536-61-4

Step 1. Synthesis of 2-chloro-5-methylpyrimidine To a stirred solution of 2,4-dichloro-5-methylpyrimidine (4.00 g, 24.5 mmol) dissolved in a solvent mixture of benzene (16.0 mL) and water (40.0 mL) was added zinc powder (4.81 g, 73.6 mmol) and ammonia (8.80 mL, 24.5 mmol) sequentially at room temperature. The reaction mixture was heated and refluxed for 18 hours, then cooled to room temperature and filtered through a diatomaceous earth pad. The filtrate was extracted with ether (Et2O), and the combined organic phases were washed with saturated brine, dried over anhydrous sodium sulfate (Na2SO4), filtered and concentrated under reduced pressure. The crude product was purified by silica gel column chromatography (eluent: hexane/ethyl acetate = 1:1) to afford the target compound 2-chloro-5-methylpyrimidine (2.44 g, 77% yield) as a yellow oil.1H NMR (400 MHz, CDCl3) δ 2.33 (3H, s), 8.47 (2H, s).

References[1] Patent: WO2013/132376, 2013, A1. Location in patent: Page/Page column 224
[2] Journal of Medicinal Chemistry, 2014, vol. 57, # 11, p. 4720 - 4744
[3] Patent: US2012/53180, 2012, A1. Location in patent: Page/Page column 8
[4] Patent: US2010/190771, 2010, A1. Location in patent: Page/Page column 33
[5] Patent: US2008/306082, 2008, A1. Location in patent: Page/Page column 26-27
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