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Home > Encyclopedia > METHYL 2-CHLOROPYRIMIDINE-5-CARBOXYLATE

METHYL 2-CHLOROPYRIMIDINE-5-CARBOXYLATE

METHYL 2-CHLOROPYRIMIDINE-5-CARBOXYLATE structure

METHYL 2-CHLOROPYRIMIDINE-5-CARBOXYLATE 

structure
  • CAS No:

    287714-35-6

  • Formula:

    C6H5ClN2O2

  • Chemical Name:

    METHYL 2-CHLOROPYRIMIDINE-5-CARBOXYLATE

  • Synonyms:

    METHYL 2-CHLOROPYRIMIDINE-5-CARBOXYLATE;Methyl 2-chloropyriMidine...;2-Chloropyrimidine-5-carboxylic acid methyl ester;2-Chloro-5-(methoxycarbonyl)pyrimidine, 2-Chloro-5-(methoxycarbonyl)-1,3-diazine;2-chloro-pyrimidine-5-carboxylic acid methyl este;EOS-60344

  • Categories:

    Pharmaceutical Intermediates  >  Heterocyclic Compound

Description

White to off-white powder

METHYL 2-CHLOROPYRIMIDINE-5-CARBOXYLATE Basic Attributes

172.5691

172.003952

723999

DTXSID90328104

2933599090

Characteristics

52.1

1

White to off-white powder

1.4±0.1 g/cm3

76 °C

304.3℃

138℃

1.534

0.000883mmHg at 25°C

Safety Information

UN2811

20/21/22-36/37/38

22-26-36/37/39

Xn

P261, P264, P270, P271, P280, P301+P312, P302+P352, P304+P312, P304+P340, P305+P351+P338, P312, P321, P322, P330, P332+P313, P337+P313, P362, P363, P403+P233, P405, P501

H302

|Warning|H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]|P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, and P501|Aggregated GHS information provided by 40 companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

METHYL 2-CHLOROPYRIMIDINE-5-CARBOXYLATE Use and Manufacturing

Step 3a. 2-Chloro-pyrimidine-5-carboxylic acid methyl ester (compound 1001-7) The above intermediate (7 g, 0.046 mol) was added to a mixture of concentrated hydrochloric acid (15.2 mL) and CHStep g: Compound 207 (7 g, 0.046 mol) was added to a mixture of concentratedhydrochloric acid (15.2 mL) and CH2C12(60 mL). After cooling, ZnC12 (18.6 g, 0.138mol) was added at 15-20 °C. The mixture was stirred at 15-20 °C for 0.5 h and cooled to 5-10 °C. NaNO2 (9.5 g, 0.138 mol) was added portion wise while keeping the internaltemperature 5-10 °C. The reaction was continued for 2 h. The reaction mixture was poured into ice-water (50 mL). The organic layer was separated and the aqueous phase was extracted with CH2C12 (30 nL*2) The combined organic extracts were concentrated to afford cmde product (4.2 g). The crude compound was suspended in hexane (20 mL), heated at 60 °C for 30 minutes and filtered. The filtrate was concentrated to afford the title compound R-2-2 (3.5 g, 44.4 percent) as an off-white solid. LCMS (m/z): 214.1[M+42f. ‘H1’MR (400 MHz, CDC13): ö 4.00 (s, 3H), 9.15 (s, 2H).2-Chloropyrimidine-5-carboxylic acid (1.00 g)Trimethylsilyl diazomethane (2 M hexane solution, 9.46 mL) was added to a methanol (15 mL) and benzene (37 mL) solution, and the mixture was stirred at room temperature for 30 minutes. After concentrating the reaction solution under reduced pressure, the residue was purified by silica gel column chromatography (ethyl acetate / hexane) to give the title compound (720 mg) as a white solid.

Computed Properties

Molecular Weight:172.57
XLogP3:0.5
Hydrogen Bond Acceptor Count:4
Rotatable Bond Count:2
Exact Mass:172.0039551
Monoisotopic Mass:172.0039551
Topological Polar Surface Area:52.1
Heavy Atom Count:11
Complexity:154
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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