DayangChem 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
Cas:21890-57-3
Min.Order:1 Kilogram
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Type:Lab/Research institutions
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inquiryCHLOROPLUMBAGIN 3-chloro-5-hydroxy-2-methylnaphthalene-1,4-dione CAS No.: 21890-57-3 Synonyms: CHLOROPLUMBAGIN; 3-Chloro-plumbagin; 5-hydroxy-2-methyl-3-chloro-1,4-naphthoquinone; 2-methyl-3-chloro-5-hydroxy-1,4-naphthoquinone; Formula:
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inquiryLower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
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Cas:21890-57-3
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inquiryCAS21890-57-3 3-chloro-5-hydroxy-2-methylnaphthalene-1,4-dioneAppearance:white powder Storage:Store in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/Pharmaceutical intermediates Transportation:By S
Cas:21890-57-3
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Negotiable
Type:Trading Company
inquiry1.Fast and safety delivery by well-reputed shipping line;2.we have our own chemical laboratory and factory3.Reasonable price, excellent quality and attentive service.4.prompt reply.we can reply your inquiry within 12 hours.5.sample free(depends on pr
5-hydroxy-2-methyl-1,4-naphthoquinone
A
5-hydroxy-2-methyl-3-chloro-1,4-naphthoquinone
B
3,6-dichloro-5-hydroxy-2-methyl-[1,4]naphthoquinone
Conditions | Yield |
---|---|
With chlorine; acetic acid |
5-hydroxy-2-methyl-1,4-naphthoquinone
5-hydroxy-2-methyl-3-chloro-1,4-naphthoquinone
Conditions | Yield |
---|---|
With chlorine In chloroform for 24h; Ambient temperature; | 85 mg |
With hydrogenchloride; potassium permanganate; acetic acid; sodium acetate for 1h; | 240 mg |
3-Chlorplumbaginacetat
5-hydroxy-2-methyl-3-chloro-1,4-naphthoquinone
Conditions | Yield |
---|---|
With aluminium trichloride In dichloromethane for 3h; Ambient temperature; |
3-chlorojuglone
dimethyl sulfoxide
5-hydroxy-2-methyl-3-chloro-1,4-naphthoquinone
Conditions | Yield |
---|---|
With dihydrogen peroxide 1.) dioxan, room temp., 30 min, 2.) dioxan, 15 min; Yield given. Multistep reaction; |
5-Acetoxy-3-chlor-1,4-naphthochinon
dimethyl sulfoxide
5-hydroxy-2-methyl-3-chloro-1,4-naphthoquinone
Conditions | Yield |
---|---|
Yield given. Multistep reaction; |
5-Acetoxy-3-chlor-1,4-naphthochinon
A
5-hydroxy-2-methyl-3-chloro-1,4-naphthoquinone
Conditions | Yield |
---|---|
With ammonium peroxydisulfate; aluminium trichloride; silver nitrate; 4-nitro-benzoic acid 1.) CH3CN, water, 80 deg C, 40 min, 2.) CH2Cl2, r.t., 3 h; Yield given. Multistep reaction. Yields of byproduct given; |
5-Acetoxy-3-chlor-1,4-naphthochinon
4-nitro-benzoic acid
A
5-hydroxy-2-methyl-3-chloro-1,4-naphthoquinone
B
nitrobenzene
Conditions | Yield |
---|---|
With ammonium peroxydisulfate; aluminium trichloride; silver nitrate 1.) CH3CN, water, 80 deg C, 40 min, 2.) CH2Cl2, r.t., 3 h; Yield given. Multistep reaction. Yields of byproduct given; |
5-hydroxy-2-methyl-1,4-naphthoquinone
A
5-hydroxy-2-methyl-3-chloro-1,4-naphthoquinone
B
2-methyl-5-hydroxy-2,3-epoxy-2,3-dihydro-1,4-naphthoquinone
Conditions | Yield |
---|---|
With hydrogenchloride; sodium perborate; sulfuric acid 1.) ethanol, 2 min; Yield given. Multistep reaction. Yields of byproduct given; |
acetic acid
5-hydroxy-2-methyl-3-chloro-1,4-naphthoquinone
Conditions | Yield |
---|---|
With diacetyl peroxide |
5-hydroxy-2-methyl-1,4-naphthoquinone
A
5-hydroxy-2-methyl-3-chloro-1,4-naphthoquinone
Conditions | Yield |
---|---|
With chlorine; acetic acid |
5-Acetoxy-3-chlor-1,4-naphthochinon
5-hydroxy-2-methyl-3-chloro-1,4-naphthoquinone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 0 - 5 °C 2: AlCl3 / CH2Cl2 / 3 h / Ambient temperature View Scheme |
5-hydroxy-2-methyl-3-chloro-1,4-naphthoquinone
Conditions | Yield |
---|---|
With sulfuric acid; nitric acid for 1h; Ambient temperature; | A 37% B 49% |
methanol
5-hydroxy-2-methyl-3-chloro-1,4-naphthoquinone
5-Hydroxy-3-methoxy-2-methyl-1,4-naphthochinon
Conditions | Yield |
---|---|
With sodium hydroxide for 2h; Ambient temperature; | 10% |
5-hydroxy-2-methyl-3-chloro-1,4-naphthoquinone
ethanethiol
Conditions | Yield |
---|---|
With pyridine; ethanol |
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