High purity Curcumin CAS:458-37-7 items standard result appearance orange-yellow orange-yellow assay(hplc) ≥98% 98.65%
Cas:458-37-7
Min.Order:1 Kilogram
FOB Price: $8.0 / 11.0
Type:Trading Company
inquiryTurmeric Root Extract English name: Curcumin Longa extract Botanical name: Curcuma Longa L. Active ingrendients: : Curcumin Extract Ratio: 80%,95% Parts used: whole herb Introdution Curcumin is a a water solu
Cas:458-37-7
Min.Order:1 Kilogram
FOB Price: $87.0
Type:Trading Company
inquiryOur advantage 1. Free sample and unconditional assume response 2. 100% natural product, without any synthetize ingredient 3. Manufacturer direct supply, provide OEM, R&D service 4. ISO/HACCP/KOSHER/GMP/FDA 5. Leading plant extract man
Cas:458-37-7
Min.Order:1 Kilogram
Negotiable
Type:Manufacturers
inquiryXi'an Yinherb Bio-Tech Co., Ltd was founded in 2009, We have more than 10 experienced doctors and scientists and professional managers, specializing in Nootropics, Sarms and Peptides researching and developing, and become the lead
Cas:458-37-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryCurcumin CAS No.: 458-37-7 Molecular formula: c21h20o6 Molecular weight: 368.38 Melting point 183 ° C Boiling point 418.73 ° C (rough estimate) Density 0.93 Vapor density 13 (vsair) Refractive index 1.4155-1.4175 Flash point 208.9 &p
Natural Curcumin 95% Basic Info: Product Name: Curcumin Powder Botanical Name: Curcuma Longa L Part Used: Stem Active Ingredients: Curcumin, Curcuminoids Specifications: 80%~95%Curcumin/Curcuminoids C
Cas:458-37-7
Min.Order:1 Kilogram
FOB Price: $90.0
Type:Trading Company
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
Cas:458-37-7
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryWhy is SINOWAY: 1) Specialized in pharmaceutical and healthcare industrial for 34 years. 2) ISO 9001:2015 & SGS audited supplier . 3) Accept various payment terms : T.T 30-60 days. 4) We have warehouse in USA with quickly shipment . 5) We c
Cas:458-37-7
Min.Order:1 Kilogram
FOB Price: $15.0 / 35.0
Type:Trading Company
inquiryItems Standard Result Appearance orange-yellow orange-yellow Assay(HPLC) ≥98%
Cas:458-37-7
Min.Order:1 Kilogram
FOB Price: $110.0 / 125.0
Type:Manufacturers
inquiryWelcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our
Cas:458-37-7
Min.Order:1 Kilogram
Negotiable
Type:Manufacturers
inquiryCurcuma is a rhizomatous herbaceous perennial plant of the ginger family,Zingiberaceae. The active ingredient of curcuma extract is curcumin. Curcuma extract curcumin powder is commonly used as a spice in Indian and Chinese systems of medicine. C
Cas:458-37-7
Min.Order:1 Kilogram
FOB Price: $90.0 / 95.0
Type:Other
inquiryJinlan Pharm-Drugs Technology Co.,Limited (with its export company Hangzhou Royall Import & Export Co.,Ltd.)is located in Hangzhou, Zhejiang Province. Neighboring Ningbo port, Shanghai port, Hangzhou Xiaoshan Int’l Airport and Shanghai Pu
Hebei 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
We are: Focus on the research, production and sale of Plant and Animal extract, Medical intermediate, complete coverage six industries. Product grade: Medicine, Health care product, Cosmetics, Food,Feed, Biopesticide. Hot selling market: Europe,
Cas:458-37-7
Min.Order:1 Kilogram
FOB Price: $13.0 / 20.0
Type:Manufacturers
inquiryUnique advantages Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:Yellow-orange powder Storage:cool dry place Package:1kg/foil bag;25kg/drum Application:food additive Transportatio
Cas:458-37-7
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryProduct Description: Curcumin CAS 458-37-7 is a saffron yellow and claybank powder. It is insoluble in water but soluble in organic solvents. The stable chemical property enables itself to tolerate high temperature and high pressure in the pr
Cas:458-37-7
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryHANGZHOU THINK CHEMICAL CO., LTD. (THINKCHEM) is an integrative corporation of trade, research and contract manufacture. With about ten years of business experiences on the marketing & distribution, thinkchem specializes in exporting
Cas:458-37-7
Min.Order:1 Kilogram
FOB Price: $10.0
Type:Other
inquiryThe above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi
Sales: 1.24hours to reply your E-mail 2.Market information trend share with customers Suggestion for purchase decision Reputation: 1.Implementing contract terms strictly 2.Timely solve any discrepancy or goods claims Take our responsibility for los
Cas:458-37-7
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiry1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s
Cas:458-37-7
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiry458-37-7 - Physico-chemical Properties Molecular Formula C21H20O6 Molar Mass 368.38 Density 0.93 Melting Point 183 °C Boling Point 418.73°C (rough estimate) Flash Point
Cas:458-37-7
Min.Order:1 Kilogram
FOB Price: $35.0 / 49.0
Type:Lab/Research institutions
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
Cas:458-37-7
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Manufacturers
inquiryColorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on
Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block
1. Direct manufacturer 2. Stock available 3. Stable and fine quality 4. Premium service Appearance:orange crystalline powder Storage:-20°C Package:bag/bottle/drum Application:anti neoplastic;food dye Transportation:com
Name:Curcumin Alias: Turmeric yellow, Diferuloylmethane English Name:Curcumin CSA: 458-37-7 Molecular formula: C21H20O6 Molecular weight: 368.37 Packaging Specification: 25kg/drum high purity 99%min stock Hubei DiBo Chemical Co., Ltd. was
Cas:458-37-7
Min.Order:25 Kilogram
FOB Price: $1.0 / 2.0
Type:Other
inquiryOur Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
Cas:458-37-7
Min.Order:1 Kilogram
FOB Price: $1.0 / 10.0
Type:Trading Company
inquiryOur company was built in 2009 with an ISO certificate.In the past 8 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O
Cas:458-37-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryWITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et
Cas:458-37-7
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryAdvantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the R&
Cas:458-37-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
Stage #1: vanillin; acetylacetone With boron trioxide; boric acid tributyl ester In ethyl acetate for 0.333333h; Stage #2: With N-butylamine In ethyl acetate at 80℃; for 15h; | 93% |
Stage #1: vanillin; acetylacetone With boron trioxide; boric acid tributyl ester In ethyl acetate at 50℃; for 0.166667h; Stage #2: With N-butylamine In ethyl acetate at 50 - 80℃; for 4.25h; | 85% |
Stage #1: vanillin; acetylacetone With boron trioxide; boric acid tributyl ester In ethyl acetate at 50℃; for 0.0833333h; Aldol condensation; Inert atmosphere; Stage #2: With N-butylamine In ethyl acetate at 50 - 80℃; for 4.25h; Inert atmosphere; Stage #3: With hydrogenchloride In water; ethyl acetate for 0.5h; Inert atmosphere; | 81% |
vanillin
acetylacetone
A
curcumin
B
4-hydroxy-6-(4-hydroxy-3-methoxyphenyl)3,5-hexadien-2-one
Conditions | Yield |
---|---|
With piperidine; triethyl borate; boron trioxide In 1,4-dioxane | A 8% B 22% |
Conditions | Yield |
---|---|
With boron trioxide |
(1ξ)-1-hydroxy-1,7-bis(4-hydroxy-3-methoxyphenyl)-6-heptene-3,5-dione
curcumin
Conditions | Yield |
---|---|
at 130℃; under 15 Torr; for 10h; |
4-hydroxy-benzaldehyde
vanillin
acetylacetone
A
curcumin
B
bisdemethoxycurcumin
C
demethoxycurcumin
Conditions | Yield |
---|---|
With boric acid tributyl ester; boric acid In ethyl acetate at 40℃; for 0.5h; | A 2.1 g B 0.7 g C 2.6 g |
4-hydroxy-benzaldehyde
acetylacetone
A
curcumin
B
bisdemethoxycurcumin
C
demethoxycurcumin
Conditions | Yield |
---|---|
With boric acid tributyl ester; boric acid; vanillin In ethyl acetate at 40℃; for 0.5h; | A 2.1 g B 0.7 g C 2.6 g |
vanillin
acetylacetone
A
curcumin
B
bisdemethoxycurcumin
C
demethoxycurcumin
Conditions | Yield |
---|---|
With boric acid tributyl ester; boric acid; 4-hydroxy-benzaldehyde In ethyl acetate at 40℃; for 0.5h; | A 2.1 g B 0.7 g C 2.6 g |
A
curcumin
B
hydrogen bromide
Conditions | Yield |
---|---|
an trockner Luft; |
curcumin
Conditions | Yield |
---|---|
With ascorbic acid In water; dimethyl sulfoxide Kinetics; |
curcumin
Conditions | Yield |
---|---|
With triethylamine In various solvent(s) at 20℃; Kinetics; |
Conditions | Yield |
---|---|
Stage #1: acetylacetone With boron trioxide In ethyl acetate at 20℃; for 1h; Stage #2: vanillin With boric acid tributyl ester for 1h; Stage #3: With N-butylamine In ethyl acetate for 48h; |
Conditions | Yield |
---|---|
With boron trioxide |
Conditions | Yield |
---|---|
With tri-sec-butylborate; N-butylamine In ethyl acetate |
Conditions | Yield |
---|---|
Stage #1: 4-hydroxy-3-(hydroxymethyl)benzaldehyde; acetylacetone With boron trioxide; 1,2,3,4-tetrahydroisoquinoline In acetic acid at 110℃; for 24h; Stage #2: In water; acetic acid at 20℃; for 24h; |
Conditions | Yield |
---|---|
With fusion protein of diketide-CoA synthase and curcumin synthase In aq. phosphate buffer at 37℃; for 8h; pH=7.5; Enzymatic reaction; |
feruloyl-CoA
S-(hydrogen malonyl)coenzyme A
A
(E)-4-(4-hydroxy-3-methoxyphenyl)but-3-ene-2-one
B
curcumin
Conditions | Yield |
---|---|
With curcumin synthase; diketide-CoA synthase In aq. phosphate buffer at 37℃; for 8h; pH=7.5; Enzymatic reaction; |
curcumin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: N,N-dimethyl-formamide / 12 h / 20 °C / Darkness 1.2: 5 h / 20 °C / Inert atmosphere; Darkness 2.1: dimethyl sulfoxide; water / 1 h / pH 7.2 / Irradiation View Scheme |
curcumin
Conditions | Yield |
---|---|
In water; dimethyl sulfoxide for 1h; pH=7.2; Irradiation; |
curcumin
Conditions | Yield |
---|---|
In water; dimethyl sulfoxide for 1h; pH=7.2; Irradiation; |
curcumin
Conditions | Yield |
---|---|
In water; dimethyl sulfoxide for 1h; pH=7.2; Irradiation; |
curcumin
Conditions | Yield |
---|---|
With water In acetone at 50℃; Kinetics; |
curcumin
Conditions | Yield |
---|---|
With water In acetone at 50℃; Kinetics; |
curcumin
Conditions | Yield |
---|---|
With water In acetone at 50℃; Kinetics; |
curcumin
Conditions | Yield |
---|---|
With water In acetone at 50℃; Kinetics; |
curcumin
Conditions | Yield |
---|---|
With ethanol In N,N-dimethyl acetamide Solvent; |
curcumin
acetic anhydride
1,7-bis(4-acetoxy-3-methoxyphenyl)-1,6-heptadiene-3,5-dione
Conditions | Yield |
---|---|
With pyridine In 2-methyltetrahydrofuran for 2h; Reflux; | 98% |
With sodium acetate | |
With pyridine In dichloromethane for 2h; Reflux; |
curcumin
acetic anhydride
((1E,6E)-3,5-dioxohepta-1,6-diene-1,7-diyl)bis(2-methoxy-4,1-phenylene)diacetate
Conditions | Yield |
---|---|
With pyridine In dichloromethane for 2h; Reflux; | 98% |
With sodium hydrogencarbonate; sodium carbonate; potassium hydrogencarbonate; acetyl chloride In dichloromethane; toluene; acetonitrile at 0℃; for 20h; Reagent/catalyst; Temperature; Solvent; Inert atmosphere; | 96% |
With pyridine In dichloromethane for 1h; Reflux; | 95% |
Conditions | Yield |
---|---|
With phosphomolybdic acid In ethanol for 0.0583333h; Microwave irradiation; Green chemistry; | 98% |
With piperidine In methanol at 60 - 65℃; for 20h; | 72% |
Conditions | Yield |
---|---|
With phosphomolybdic acid In ethanol for 0.0416667h; Microwave irradiation; Green chemistry; | 98% |
Conditions | Yield |
---|---|
With sulfuric acid In ethanol at 20℃; | 97.5% |
curcumin
benzaldehyde
urea
5-(4-hydroxy-3-methoxyphenylethylenecarbonyl)-6-(4-hydroxy-3-methoxyphenylethylene)-4-phenyl-3,4-dihydropyrimidin-2(1H)-one
Conditions | Yield |
---|---|
With tin(II) chloride dihdyrate at 80℃; for 1.33333h; Neat (no solvent); | 97% |
With chitosan (viscosity 800–2000 cps) In water; acetic acid at 60℃; for 1.33333h; Green chemistry; | 97% |
With phosphomolybdic acid In ethanol for 0.0416667h; Microwave irradiation; Green chemistry; | 97% |
With piperidine In methanol at 60 - 65℃; for 16h; | 76% |
curcumin
salicylaldehyde
urea
5-(4-hydroxy-3-methoxyphenylethylenecarbonyl)-6-(4-hydroxy-3-methoxyphenylethylene)-4-(2-hydroxyphenyl)-3,4-dihydropyrimidin-2(1H)-one
Conditions | Yield |
---|---|
With phosphomolybdic acid In ethanol for 0.0416667h; Microwave irradiation; Green chemistry; | 97% |
With tin(II) chloride dihdyrate at 80℃; for 1.5h; Neat (no solvent); | 96% |
With piperidine In methanol at 60 - 65℃; for 18h; | 75% |
Conditions | Yield |
---|---|
With phosphomolybdic acid In ethanol for 0.0416667h; Microwave irradiation; Green chemistry; | 97% |
With piperidine In methanol at 60 - 65℃; for 16h; | 80% |
Conditions | Yield |
---|---|
With phosphomolybdic acid In ethanol for 0.0416667h; Microwave irradiation; Green chemistry; | 97% |
Conditions | Yield |
---|---|
With sulfuric acid In ethanol at 20℃; | 96.1% |
curcumin
4-chlorobenzaldehyde
thiourea
5-(4-hydroxy-3-methoxyphenylethylenecarbonyl)-6-(4-hydroxy-3-methoxyphenylethylene)-4-(4-chlorophenyl)-3,4-dihydropyrimidin-2(1H)-thione
Conditions | Yield |
---|---|
With tin(II) chloride dihdyrate at 80℃; for 1.33333h; Neat (no solvent); | 96% |
With phosphomolybdic acid In ethanol for 0.0416667h; Microwave irradiation; Green chemistry; | 96% |
curcumin
4-chlorobenzaldehyde
urea
5-(4-hydroxy-3-methoxyphenylethylenecarbonyl)-6-(4-hydroxy-3-methoxyphenylethylene)-4-(4-chlorophenyl)-3,4-dihydropyrimidin-2(1H)-one
Conditions | Yield |
---|---|
With phosphomolybdic acid In ethanol for 0.0416667h; Microwave irradiation; Green chemistry; | 96% |
With chitosan (viscosity 800–2000 cps) In water; acetic acid at 60℃; for 1.5h; Green chemistry; | 95% |
With tin(II) chloride dihdyrate at 80℃; for 1.33333h; Neat (no solvent); | 94% |
curcumin
4-nitrobenzaldehdye
urea
5-(4-hydroxy-3-methoxyphenylethylenecarbonyl)-6-(4-hydroxy-3-methoxyphenylethylene)-4-(4-nitrophenyl)-3,4-dihydropyrimidin-2(1H)-one
Conditions | Yield |
---|---|
With tin(II) chloride dihdyrate at 80℃; for 1.5h; Neat (no solvent); | 96% |
With chitosan (viscosity 800–2000 cps) In water; acetic acid at 60℃; for 1.33333h; Green chemistry; | 95% |
curcumin
4-hydroxy-benzaldehyde
urea
5-(4-hydroxy-3-methoxyphenylethylenecarbonyl)-6-(4-hydroxy-3-methoxyphenylethylene)-4-(4-hydroxyphenyl)-3,4-dihydropyrimidin-2(1H)-one
Conditions | Yield |
---|---|
With chitosan (viscosity 800–2000 cps) In water; acetic acid at 60℃; for 1.33333h; Green chemistry; | 96% |
With phosphomolybdic acid In ethanol for 0.0416667h; Microwave irradiation; Green chemistry; | 96% |
With tin(II) chloride dihdyrate at 80℃; for 1.5h; Neat (no solvent); | 95% |
With piperidine In methanol at 60 - 65℃; for 18h; | 62% |
Conditions | Yield |
---|---|
With chitosan (viscosity 800–2000 cps) In water; acetic acid at 60℃; for 1.33333h; Green chemistry; | 96% |
With tin(II) chloride dihdyrate at 80℃; for 1.5h; Neat (no solvent); | 93% |
Conditions | Yield |
---|---|
With D-(+)-glucosamine hydrochloride In neat (no solvent) Microwave irradiation; | 96% |
Conditions | Yield |
---|---|
With [benzene-1,3,5-triyltris(methylene)]tris(triphenylphosphonium) tribromide; sodium hydroxide In dichloromethane; water at 30℃; for 12h; | 96% |
Conditions | Yield |
---|---|
With phosphomolybdic acid In ethanol for 0.0416667h; Microwave irradiation; Green chemistry; | 96% |
Conditions | Yield |
---|---|
With sulfuric acid In ethanol at 20℃; | 95.3% |
curcumin
(2-bromo-2-nitroethenyl)benzene
Conditions | Yield |
---|---|
With water; potassium carbonate In tetrahydrofuran at 20℃; for 2h; Feist-Benary reaction; Combinatorial reaction / High throughput screening (HTS); diastereoselective reaction; | 95% |
ethyl 3-(chloroformyl)propionate
curcumin
Conditions | Yield |
---|---|
With dmap In dichloromethane at 20℃; for 2h; Inert atmosphere; | 95% |
curcumin
benzaldehyde
thiourea
5-(4-hydroxy-3-methoxyphenylethylenecarbonyl)-6-(4-hydroxy-3-methoxyphenylethylene)-4-phenyl-3,4-dihydropyrimidin-2(1H)-thione
Conditions | Yield |
---|---|
With tin(II) chloride dihdyrate at 80℃; for 1.33333h; Neat (no solvent); | 95% |
With phosphomolybdic acid In ethanol for 0.0416667h; Microwave irradiation; Green chemistry; | 95% |
With chitosan (viscosity 800–2000 cps) In water; acetic acid at 60℃; for 1.33333h; Green chemistry; | 94% |
With piperidine In methanol at 60 - 65℃; for 16h; | 76% |
curcumin
4-hydroxy-benzaldehyde
thiourea
5-(4-hydroxy-3-methoxyphenylethylenecarbonyl)-6-(4-hydroxy-3-methoxyphenylethylene)-4-(4-hydroxyphenyl)-3,4-dihydropyrimidin-2(1H)-thione
Conditions | Yield |
---|---|
With phosphomolybdic acid In ethanol for 0.0416667h; Microwave irradiation; Green chemistry; | 95% |
With tin(II) chloride dihdyrate at 80℃; for 1.5h; Neat (no solvent); | 93% |
Conditions | Yield |
---|---|
With D-(+)-glucosamine hydrochloride In neat (no solvent) Microwave irradiation; | 95% |
Conditions | Yield |
---|---|
With D-(+)-glucosamine hydrochloride In neat (no solvent) Microwave irradiation; | 95% |
Conditions | Yield |
---|---|
With [benzene-1,3,5-triyltris(methylene)]tris(triphenylphosphonium) tribromide; sodium hydroxide In dichloromethane; water at 30℃; for 12h; | 95% |
Conditions | Yield |
---|---|
With piperidine; dmap In ethanol for 12h; Reflux; | 95% |
Conditions | Yield |
---|---|
In dichloromethane at 20℃; | 95% |
In tetrahydrofuran Reflux; Inert atmosphere; | 79% |
In dichloromethane for 2h; Inert atmosphere; Reflux; | 510 mg |
With acetic acid at 20℃; for 0.5h; Darkness; | |
In acetic acid at 20℃; for 0.5h; Sonication; Darkness; |
curcumin
acetic acid
((1E,6E)-3,5-dioxohepta-1,6-diene-1,7-diyl)bis(2-methoxy-4,1-phenylene)diacetate
Conditions | Yield |
---|---|
With pyridine In dichloromethane at 155℃; for 1h; | 95% |
curcumin
4-methyl-benzaldehyde
urea
5-(4-hydroxy-3-methoxyphenylethylenecarbonyl)-6-(4-hydroxy-3-methoxyphenylethylene)-4-(4-methylphenyl)-3,4-dihydropyrimidin-2(1H)-one
Conditions | Yield |
---|---|
With chitosan (viscosity 800–2000 cps) In water; acetic acid at 60℃; for 1.5h; Green chemistry; | 94% |
With tin(II) chloride dihdyrate at 80℃; for 1.5h; Neat (no solvent); | 92% |
With piperidine In methanol at 60 - 65℃; for 16h; | 81% |
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