ProName: Pyrimethamine CasNo: 58-14-0 Molecular Formula: no Appearance: white powder Application: Dihydrofolate reductase inhibitor; gen... DeliveryTime: Prompt delivery after payment PackAge: 25kg/drum Port: any port
Cas:58-14-0
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inquiryDayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe
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inquiryItems Standard Result Assay (Ursolic acid) 98%min 98.22% ----------------------------------------------------------------
Cas:58-14-0
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inquiryHebei yanxi chemical co., LTD is a professional research, development and production 2-phenylacetamide enterprise backbone members by local well-known entrepreneurs and professional senior engineers in the party's "low carbon environ
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Cas:58-14-0
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inquiryShanghai Seasonsgreen Chemical is a high-tech research and development, production, sale and custom synthesis set in one high-tech chemical products enterprises. Our sales and marketing division is located in Shanghai, serving international pharmaceu
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inquiryPyrimethamine CAS 58-14-0 Brand: Sinotech MW:248.71 MSDS: Avaiable MF :C12H13ClN4 Sample: Avaiable Category: API Min order: 1kg Quality stan
1.Prompt Goods; 2.Flexible payment terms; 3.Documents & Certificate support. Name: Pyrimethamine Molecular Structure: Formula: C12H13ClN4 Molecular Weight : 248.71 Synonyms: 2,4-Diamino-5-(4-chlorophenyl)-6-ethylpyrimidine;[2-amino-5-(4-c
Cas:58-14-0
Min.Order:1 Kilogram
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Min.Order:10 Gram
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inquiryPacking: According to customer requirements Delivery time: In stock or depands Port of shipment: Ningbo/Shanghai/Qingdao OEM/ODM:Welcome Sample:We can offer our existing samples at once Appearance:white powder/ Refer to COA Storage:Refer to COA
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Min.Order:1 Gram
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inquiryAppearance:off-white to white solid Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for Synthesis API and Research Transportation:By Sea/Air/Courier Port:Qingdao
Cas:58-14-0
Min.Order:0 Metric Ton
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inquiryOur Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded company. Top 100 enter
Product Name: Pyrimethamine Synonyms: 2,4-Diamino-5-(4-chlorophenyl)-6-ethylpyrimidine;2,4-Diamino-5-chlorophenyl-6-ethylpyrimidine;2,4-Pyrimidinediamine, 5-(4-chlorophenyl)-6-ethyl-;2,4-Pyrimidinediamine, 5-(p-chlorophenyl)-6-ethyl-;2,4-Pyrimid
Cas:58-14-0
Min.Order:100 Gram
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Type:Lab/Research institutions
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Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det
2,4-diamino-5-(3-azido-4-chlorophenyl)-6-ethylpyrimidine
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
With hydrazine hydrate for 0.25h; Heating; | 85% |
4-Chlorophenylboronic acid
2,4-diamino-6-ethyl-5-iodopyrimidine
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
With dipotassium hydrogenphosphate; Pd(OAc)2(dppf)2 In 1,2-dimethoxyethane for 24h; Suzuki cross-coupling; Heating; | 76% |
5-(4-chlorophenyl)pyrimidine-2,4-diamine
Ethyl boronic acid
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
Stage #1: 5-(4-chlorophenyl)pyrimidine-2,4-diamine With acetic acid; trifluoroacetic acid In acetonitrile at 20℃; for 0.166667h; Minisci Aromatic Substitution; Green chemistry; Stage #2: Ethyl boronic acid With oxygen In acetonitrile at 110℃; under 760.051 Torr; for 10h; Minisci Aromatic Substitution; Green chemistry; | 74% |
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
With formamide; triethylamine Ambient temperature; | 64% |
Conditions | Yield |
---|---|
With sodium methylate In various solvent(s) for 16h; Heating; | 50% |
diazomethane
α-(4-chlorophenyl)-α-propionylacetonitrile
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
With diethyl ether anschliessenden Erwaermen mit Guanidin in Aethanol; |
6-ethyl-2-amino-5-(4-chloro-phenyl)-3H-pyrimidine-4-thione
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
With ethanol; ammonia at 180℃; |
N-[4-ethyl-6-chloro-5-(4-chloro-phenyl)-pyrimidin-2-yl]-acetamide
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
With ethanol; ammonia at 155℃; | |
With ammonia; phenol at 110℃; |
2-(4-chloro-phenyl)-3-isobutoxy-pent-2-enenitrile
sodium ethanolate
guanidine nitrate
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
With ethanol |
Conditions | Yield |
---|---|
anschliessenden Erhitzen mit Guanidin in Aethanol auf 130grad/2 Torr; |
Diacetamidopyrimethamine
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
With zinc(II) chloride In ethanol for 2h; Ambient temperature; |
N-[5-(4-Chloro-phenyl)-2-(2,2-dimethyl-propionylamino)-6-ethyl-pyrimidin-4-yl]-2,2-dimethyl-propionamide
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
With zinc(II) chloride In ethanol for 2h; Heating; | |
Multi-step reaction with 3 steps 1: ZnCl2 / ethanol / 2 h / Heating 2: 76 percent / Heating 3: ZnCl2 / ethanol / 6 h / Heating View Scheme |
C26H21ClN4O2
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
With zinc(II) chloride In ethanol for 6h; Heating; | |
Multi-step reaction with 3 steps 1: ZnCl2 / ethanol / 6 h / Heating 2: 62 percent / Heating 3: ZnCl2 / ethanol / 2 h / Heating View Scheme |
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
With ethanol; ammonia at 130℃; |
Conditions | Yield |
---|---|
With ethanol anschliessenden Erhitzen mit Guanidin in Aethanol auf 130grad/2 Torr; |
Conditions | Yield |
---|---|
In dimethyl sulfoxide at 80℃; for 0.0833333h; | 0.70 g |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 90 percent / POCl3 / Heating 2: 35 percent aq. NH3 3: 56 percent / I2; aq. NaOH / CHCl3 / 5 h 4: 76 percent / Pd(OAc)2(dppf)2; aq. K2HPO4 / 1,2-dimethoxy-ethane / 24 h / Heating View Scheme |
2,4-diamino-6-ethylpyrimidine
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 56 percent / I2; aq. NaOH / CHCl3 / 5 h 2: 76 percent / Pd(OAc)2(dppf)2; aq. K2HPO4 / 1,2-dimethoxy-ethane / 24 h / Heating View Scheme |
2-amino-4-chloro-6-ethylpyrimidine
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 35 percent aq. NH3 2: 56 percent / I2; aq. NaOH / CHCl3 / 5 h 3: 76 percent / Pd(OAc)2(dppf)2; aq. K2HPO4 / 1,2-dimethoxy-ethane / 24 h / Heating View Scheme |
α-(4-chlorophenyl)-α-propionylacetonitrile
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: dioxane / 20 °C 2: 0.70 g / dimethylsulfoxide / 0.08 h / 80 °C View Scheme | |
Multi-step reaction with 2 steps 1: 100 °C 2: anschliessenden Erhitzen mit Guanidin in Aethanol auf 130grad/2 Torr View Scheme | |
Multi-step reaction with 2 steps 1: toluene-4-sulfonic acid; toluene 2: ethanol View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: LDA / tetrahydrofuran / 0.17 h / -78 °C 1.2: 62 percent / tetrahydrofuran / -78 °C 2.1: dioxane / 20 °C 3.1: 0.70 g / dimethylsulfoxide / 0.08 h / 80 °C View Scheme | |
Multi-step reaction with 3 steps 1: sodium ethylate 2: 100 °C 3: anschliessenden Erhitzen mit Guanidin in Aethanol auf 130grad/2 Torr View Scheme | |
Multi-step reaction with 2 steps 1: sodium ethylate 2: diethyl ether / anschliessenden Erwaermen mit Guanidin in Aethanol View Scheme | |
Multi-step reaction with 4 steps 1.1: sodium ethanolate / ethanol / 4 h / 80 °C 2.1: sodium hydride / tetrahydrofuran / 1.5 h / 0 - 20 °C / Inert atmosphere 2.2: 5 h / 0 - 20 °C / Inert atmosphere 3.1: sodium ethanolate / ethanol / 10 h / 80 °C 4.1: trifluoroacetic acid; acetic acid / acetonitrile / 0.17 h / 20 °C / Green chemistry 4.2: 10 h / 110 °C / 760.05 Torr / Green chemistry View Scheme |
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 95 percent / 0.5M aq. HCl / 0.08 h / Heating 2: 1.) NaNO2, 5M aq. HCl; 2.) NaN3 / 1.) 0 deg C; 2.) 0 deg C, 2 h 3: 85 percent / 98percent hydrazine hydrate / 0.25 h / Heating View Scheme |
2,4-diamino-5-(3-amino-4-chlorophenyl)-6-ethylpyrimidine
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 1.) NaNO2, 5M aq. HCl; 2.) NaN3 / 1.) 0 deg C; 2.) 0 deg C, 2 h 2: 85 percent / 98percent hydrazine hydrate / 0.25 h / Heating View Scheme | |
Multi-step reaction with 4 steps 1: 1.) 3M aq. HCl, aq. NaNO2 / 1.) 0 deg C; 2.) 0 deg C, 2 h 2: 95 percent / 0.5M aq. HCl / 0.08 h / Heating 3: 1.) NaNO2, 5M aq. HCl; 2.) NaN3 / 1.) 0 deg C; 2.) 0 deg C, 2 h 4: 85 percent / 98percent hydrazine hydrate / 0.25 h / Heating View Scheme | |
Multi-step reaction with 2 steps 1: NaNO2, aq. HBF4 2: 64 percent / Et3N, formamide / Ambient temperature View Scheme |
2,4-diamino-5-(4-chloro-3-nitrophenyl)-6-ethylpyrimidine
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: SnCl2*2H2O / ethanol / Heating 2: 1.) NaNO2, 5M aq. HCl; 2.) NaN3 / 1.) 0 deg C; 2.) 0 deg C, 2 h 3: 85 percent / 98percent hydrazine hydrate / 0.25 h / Heating View Scheme | |
Multi-step reaction with 5 steps 1: SnCl2*2H2O / ethanol / Heating 2: 1.) 3M aq. HCl, aq. NaNO2 / 1.) 0 deg C; 2.) 0 deg C, 2 h 3: 95 percent / 0.5M aq. HCl / 0.08 h / Heating 4: 1.) NaNO2, 5M aq. HCl; 2.) NaN3 / 1.) 0 deg C; 2.) 0 deg C, 2 h 5: 85 percent / 98percent hydrazine hydrate / 0.25 h / Heating View Scheme |
N-[4-ethyl-5-(4-chloro-phenyl)-6-oxo-1,6-dihydro-pyrimidin-2-yl]-acetamide
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: trichlorophosphate 2: ammonia; phenol / 110 °C View Scheme |
2-(4-chloro-phenyl)-3-oxo-propionitrile
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: sodium hydride / tetrahydrofuran / 1.5 h / 0 - 20 °C / Inert atmosphere 1.2: 5 h / 0 - 20 °C / Inert atmosphere 2.1: sodium ethanolate / ethanol / 10 h / 80 °C 3.1: trifluoroacetic acid; acetic acid / acetonitrile / 0.17 h / 20 °C / Green chemistry 3.2: 10 h / 110 °C / 760.05 Torr / Green chemistry View Scheme |
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
2,4-diamino-5-(4-chloro-3-nitrophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
With sulfuric acid; nitric acid at 50℃; for 1h; | 95% |
With sulfuric acid; nitric acid 50 deg C, 1 h; 25 deg C, 18 h; | |
With sulfuric acid; nitric acid |
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
B
2,4-diamino-5-(4-chloro-3-nitrophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
A n/a B 93.8% |
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
acetic anhydride
Diacetamidopyrimethamine
Conditions | Yield |
---|---|
for 2h; Heating; | 89% |
With acetic acid for 1.5h; Heating; | 57% |
pentanoic anhydride
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Pentanoic acid [5-(4-chloro-phenyl)-6-ethyl-2-pentanoylamino-pyrimidin-4-yl]-amide
Conditions | Yield |
---|---|
Heating; | 88% |
6-bromo-2-phenyl-4H-benzo[2,3-d]-1,3-oxazin-4-one
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
In acetic acid for 6h; Heating; | 84% |
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
propionic acid anhydride
N-[5-(4-Chloro-phenyl)-6-ethyl-2-propionylamino-pyrimidin-4-yl]-propionamide
Conditions | Yield |
---|---|
Heating; | 83% |
2-methyl-6-bromo-4H-3,1-benzoxazine-4-one
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
In acetic acid for 6h; Heating; | 83% |
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
With air; hematoporphyrin In ethanol for 7h; Irradiation; | 81% |
With air; hematoporphyrin In ethanol for 7h; Product distribution; Mechanism; Irradiation; further solvents and sensitizens; |
butanoic acid anhydride
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
N-[2-Butyrylamino-5-(4-chloro-phenyl)-6-ethyl-pyrimidin-4-yl]-butyramide
Conditions | Yield |
---|---|
Heating; | 77% |
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
benzoic acid anhydride
C26H21ClN4O2
Conditions | Yield |
---|---|
Heating; | 76% |
Conditions | Yield |
---|---|
In acetone at 20℃; for 1h; Solvent; | 70% |
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
2,2-dimethylpropanoic anhydride
N-[5-(4-Chloro-phenyl)-2-(2,2-dimethyl-propionylamino)-6-ethyl-pyrimidin-4-yl]-2,2-dimethyl-propionamide
Conditions | Yield |
---|---|
Heating; | 62% |
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
With sodium tetrahydroborate; air; rose bengal In ethanol for 24h; Irradiation; | 39% |
With sodium tetrahydroborate; air; rose bengal In ethanol for 24h; Mechanism; Irradiation; |
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
acetic anhydride
A
acetyl-pyrimethamine
B
triacetyl-pyrimethamine
Conditions | Yield |
---|---|
With pyridine Ambient temperature; | A 31.5% B 13% |
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
2-amino-5-(4-chlorophenyl)-6-ethylpyrimidin-4(3H)-one
Conditions | Yield |
---|---|
With hydrogenchloride; water | |
With hydrogenchloride In water for 48h; Reflux; Inert atmosphere; |
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
acetic anhydride
tetracetyl-pyrimethamine
Conditions | Yield |
---|---|
With pyridine Ambient temperature; |
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
acetyl chloride
Diacetamidopyrimethamine
Conditions | Yield |
---|---|
With dmap In pyridine for 12h; Ambient temperature; |
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
A
2-amino-5-(4-chlorophenyl)-6-ethylpyrimidin-4(3H)-one
B
4-amino-5-(4-chlorophenyl)-6-ethylpyrimidin-2(1H)-one
Conditions | Yield |
---|---|
With hydrogenchloride In water for 18h; Heating; | A 33 % Spectr. B 67 % Spectr. |
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
A
2-amino-5-(4-chlorophenyl)-6-ethylpyrimidin-4(3H)-one hydrochloride
B
4-amino-5-(4-chlorophenyl)-6-ethylpyrimidin-2(1H)-one
Conditions | Yield |
---|---|
With hydrogenchloride In water Product distribution; boiling, 18 h; 4 deg C, 6 d; further pyrimethamine derivatives, further reagent; | A 33 % Spectr. B 7 % Spectr. |
2,4-diamino-5-(4-chlorophenyl)-6-ethylpyrimidine
Conditions | Yield |
---|---|
With sodium acetate; pyridinium chlorochromate In dichloromethane for 2h; Ambient temperature; |
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