As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch
Cas:2137-18-0
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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:2137-18-0
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inquiryProduct Name:Gestonorone 2137-18-0 Appearance & Physical State: White or almost white crystalline powder Density: 1.17 Melting Point: 222-224ºC
Cas:2137-18-0
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inquiry1.High quality : the purity is 99% min . through multiple producing procedures. 2.Competitive price : low price because of our skilled production technolpgy ,save the production cost at most , and give big profit room to our customers
The 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
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inquiryOur 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
Cas:2137-18-0
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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:2137-18-0
Min.Order:10 Gram
FOB Price: $146.0 / 176.0
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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&
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Cas:2137-18-0
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inquiryProduct Detail Minimum Order Qty. 10 Gram Supply Ability 500 Kilograms/Month Storage store in cool, dry, ventilated place 20℃ Delivery Time 3 business days after payment Payment Term TT,western union,Paypal,
Cas:2137-18-0
Min.Order:20 Metric Ton
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inquiry1.high quality: quality is life. quality is the most important element for all goods. we have a lab doing research in wuhan china. hplc and nmr is available if needed. 2.reasonable price: we provide high quality products with competi
Cas:2137-18-0
Min.Order:10 Gram
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Type:Lab/Research institutions
inquiry1.Free sample(10-20g or enough to detection) and Unconditional assume respons 2.100% Natural porduct, without any synthetize ingredient 3.Manufacturer direct supply, provide OEM, R&D service 4.ISO/HACCP/KOSHER/GMP/FDA 5.Leading plant extract
Cas:2137-18-0
Min.Order:1 Kilogram
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inquiryHenan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod
Cas:2137-18-0
Min.Order:0
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Type:Lab/Research institutions
inquiryHubei Vanz Pharm Co. Ltd. is located in Wuhan, Hubei province. We are one of the most professional company in pharm/chmecial industry for more than 10 years. We export to many countries and area with very competitive price, high quality, good ser
Company Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
Cas:2137-18-0
Min.Order:1 Gram
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Type:Lab/Research institutions
inquiryJ&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia
Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi
Cas:2137-18-0
Min.Order:10 Gram
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inquiryEstablished in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site
We have most reliable quality, competitive prices and full documents for this APIs 1. GMP WORKSHOP 2. DMF Appearance:White crystal powder Application:CAS:2137-18-0
1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
Cas:2137-18-0
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FOB Price: $7.0 / 8.0
Type:Trading Company
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
Lower 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
Why is SINOWAY:1) Specialized in pharmaceutical and healthcare industrial since 19872) 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 . Application:API
Cas:2137-18-0
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Type:Trading Company
inquirymanufacture Application:The refence standard products, for lab use, also we could produce bigger quantity on yr requirement.
high quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
TAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp
Gestonorone 2137-18-0Appearance:white powder Storage:room temperarure Application:industry use
17-alpha-Hydroxy-19-norprogesterone
Conditions | Yield |
---|---|
With iron; acetic acid at 60℃; for 3h; Reagent/catalyst; Temperature; | 97.97% |
20,20-ethanediyldioxy-3-methoxy-19-nor-pregna-2,5(10)-dien-17-ol
17-alpha-Hydroxy-19-norprogesterone
Conditions | Yield |
---|---|
With hydrogenchloride |
17α-hydroxy-3-methoxy-19-norpregna-1,3,5(10)-trien-20-one
17-alpha-Hydroxy-19-norprogesterone
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: benzene; toluene-4-sulfonic acid / Entfernen des entstehenden Wassers 2: diethyl ether; lithium; liquid ammonia / anschliessend Behandeln mit Aethanol 3: methanol.HCl View Scheme | |
Multi-step reaction with 3 steps 1: toluene-4-sulfonic acid; trimethyl orthoformate / dichloromethane / 2 h / 20 °C 2: sodium; ammonia / ethanol; water; tetrahydrofuran; tert-butyl alcohol / -60 °C / Inert atmosphere 3: hydrogenchloride / water; tetrahydrofuran / 0.33 h / 60 °C View Scheme |
3-hydroxy-19-norpregna-1,3,5(10),16-tetraen-20-one
17-alpha-Hydroxy-19-norprogesterone
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: methanol; aqueous hydrogen peroxide; aq. NaOH solution 2: ethanol; aqueous KOH-solution 3: HBr; acetic acid / Hydrierung an Palladium/CaCO3 in Aethanol 4: benzene; toluene-4-sulfonic acid / Entfernen des entstehenden Wassers 5: diethyl ether; lithium; liquid ammonia / anschliessend Behandeln mit Aethanol 6: methanol.HCl View Scheme |
16α,17α-epoxy-17-acetyl-Δ1,3,5(10)-estratriene
17-alpha-Hydroxy-19-norprogesterone
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: ethanol; aqueous KOH-solution 2: HBr; acetic acid / Hydrierung an Palladium/CaCO3 in Aethanol 3: benzene; toluene-4-sulfonic acid / Entfernen des entstehenden Wassers 4: diethyl ether; lithium; liquid ammonia / anschliessend Behandeln mit Aethanol 5: methanol.HCl View Scheme |
16α,17-epoxy-3-methoxy-19-nor-pregna-1,3,5(10)-trien-20-one
17-alpha-Hydroxy-19-norprogesterone
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: HBr; acetic acid / Hydrierung an Palladium/CaCO3 in Aethanol 2: benzene; toluene-4-sulfonic acid / Entfernen des entstehenden Wassers 3: diethyl ether; lithium; liquid ammonia / anschliessend Behandeln mit Aethanol 4: methanol.HCl View Scheme |
20,20-(ethylenedioxy)-3-methoxy-17α-hydroxy-19-norpregna-1,3,5(10)-triene
17-alpha-Hydroxy-19-norprogesterone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: diethyl ether; lithium; liquid ammonia / anschliessend Behandeln mit Aethanol 2: methanol.HCl View Scheme | |
Multi-step reaction with 2 steps 1: sodium; ammonia / ethanol; water; tetrahydrofuran; tert-butyl alcohol / -60 °C / Inert atmosphere 2: hydrogenchloride / water; tetrahydrofuran / 0.33 h / 60 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1.1: sodium hydroxide / acetone; water / 2 h / Reflux 2.1: potassium tert-butylate / tetrahydrofuran / 0 - 20 °C 3.1: triethylamine / dichloromethane / 2 h / 0 - 20 °C 4.1: sodium methylate / methanol / Reflux 4.2: 2 h / Reflux 5.1: toluene-4-sulfonic acid; trimethyl orthoformate / dichloromethane / 2 h / 20 °C 6.1: sodium; ammonia / ethanol; water; tetrahydrofuran; tert-butyl alcohol / -60 °C / Inert atmosphere 7.1: hydrogenchloride / water; tetrahydrofuran / 0.33 h / 60 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1.1: potassium tert-butylate / tetrahydrofuran / 0 - 20 °C 2.1: triethylamine / dichloromethane / 2 h / 0 - 20 °C 3.1: sodium methylate / methanol / Reflux 3.2: 2 h / Reflux 4.1: toluene-4-sulfonic acid; trimethyl orthoformate / dichloromethane / 2 h / 20 °C 5.1: sodium; ammonia / ethanol; water; tetrahydrofuran; tert-butyl alcohol / -60 °C / Inert atmosphere 6.1: hydrogenchloride / water; tetrahydrofuran / 0.33 h / 60 °C View Scheme |
17-alpha-Hydroxy-19-norprogesterone
Conditions | Yield |
---|---|
With hydrogenchloride In tetrahydrofuran; water at 60℃; for 0.333333h; | 18.6 g |
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: triethylamine / dichloromethane / 2 h / 0 - 20 °C 2.1: sodium methylate / methanol / Reflux 2.2: 2 h / Reflux 3.1: toluene-4-sulfonic acid; trimethyl orthoformate / dichloromethane / 2 h / 20 °C 4.1: sodium; ammonia / ethanol; water; tetrahydrofuran; tert-butyl alcohol / -60 °C / Inert atmosphere 5.1: hydrogenchloride / water; tetrahydrofuran / 0.33 h / 60 °C View Scheme |
17-alpha-Hydroxy-19-norprogesterone
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: sodium methylate / methanol / Reflux 1.2: 2 h / Reflux 2.1: toluene-4-sulfonic acid; trimethyl orthoformate / dichloromethane / 2 h / 20 °C 3.1: sodium; ammonia / ethanol; water; tetrahydrofuran; tert-butyl alcohol / -60 °C / Inert atmosphere 4.1: hydrogenchloride / water; tetrahydrofuran / 0.33 h / 60 °C View Scheme |
Conditions | Yield |
---|---|
Stage #1: 3-methoxy-17α-[(trimethylsilyl)oxy]estr-2,5(10)-dien-17-carbonitrile; methyllithium With N,N,N,N,-tetramethylethylenediamine In tert-butyl methyl ether at -40 - -30℃; for 1h; Stage #2: With hydrogenchloride In tert-butyl methyl ether at -30 - 25℃; for 16h; | 25.67 g |
3-methoxyestra-2,5(10)-dien-17-one
17-alpha-Hydroxy-19-norprogesterone
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: 2,6-di-tert-butyl-4-methyl-phenol / ethanol / 0.17 h / Inert atmosphere 1.2: 17 h / 20 - 63 °C / Inert atmosphere 2.1: 2,6-di-tert-butyl-4-methyl-phenol; 1H-imidazole / tert-butyl methyl ether; tetrahydrofuran / Inert atmosphere 3.1: N,N,N,N,-tetramethylethylenediamine / tert-butyl methyl ether / 1 h / -40 - -30 °C 3.2: 16 h / -30 - 25 °C View Scheme |
17-alpha-Hydroxy-19-norprogesterone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: lithium diisobutylamide; chloro-trimethyl-silane; n-butyllithium / dichloromethane; chloroform / 1 h / -50 °C / Inert atmosphere 2: iron; acetic acid / 3 h / 60 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: sodium hydroxide; Tetrahydrothiopyran-4-one; acetic acid / methanol; ethanol / 25 h / 38 °C / Green chemistry 2: dmap / dichloromethane / 2 h / 32 °C 3: lithium diisobutylamide; chloro-trimethyl-silane; n-butyllithium / dichloromethane; chloroform / 1 h / -50 °C / Inert atmosphere 4: iron; acetic acid / 3 h / 60 °C View Scheme | |
Multi-step reaction with 4 steps 1: sodium hydroxide; Tetrahydrothiopyran-4-one; acetic acid / methanol; ethanol / 25 h / 38 °C / Green chemistry 2: triethylamine / tetrachloromethane / 2 h / -6 °C 3: lithium diisobutylamide; chloro-trimethyl-silane; n-butyllithium / dichloromethane; chloroform / 1 h / -50 °C / Inert atmosphere 4: iron; acetic acid / 3 h / 60 °C View Scheme | |
Multi-step reaction with 4 steps 1: sodium hydroxide; Tetrahydrothiopyran-4-one; acetic acid / methanol; ethanol / 25 h / 38 °C / Green chemistry 2: 1,8-diazabicyclo[5.4.0]undec-7-ene / benzene / 2 h / 0 - 2 °C 3: lithium diisobutylamide; chloro-trimethyl-silane; n-butyllithium / dichloromethane; chloroform / 1 h / -50 °C / Inert atmosphere 4: iron; acetic acid / 3 h / 60 °C View Scheme |
17-alpha-Hydroxy-19-norprogesterone
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: dmap / dichloromethane / 2 h / 32 °C 2: lithium diisobutylamide; chloro-trimethyl-silane; n-butyllithium / dichloromethane; chloroform / 1 h / -50 °C / Inert atmosphere 3: iron; acetic acid / 3 h / 60 °C View Scheme | |
Multi-step reaction with 3 steps 1: triethylamine / tetrachloromethane / 2 h / -6 °C 2: lithium diisobutylamide; chloro-trimethyl-silane; n-butyllithium / dichloromethane; chloroform / 1 h / -50 °C / Inert atmosphere 3: iron; acetic acid / 3 h / 60 °C View Scheme | |
Multi-step reaction with 3 steps 1: 1,8-diazabicyclo[5.4.0]undec-7-ene / benzene / 2 h / 0 - 2 °C 2: lithium diisobutylamide; chloro-trimethyl-silane; n-butyllithium / dichloromethane; chloroform / 1 h / -50 °C / Inert atmosphere 3: iron; acetic acid / 3 h / 60 °C View Scheme | |
Multi-step reaction with 3 steps 1: dmap; 1H-imidazole / toluene; acetone / 2 h / -1 - 0 °C 2: lithium diisobutylamide; chloro-trimethyl-silane; n-butyllithium / dichloromethane; chloroform / 1 h / -50 °C / Inert atmosphere 3: iron; acetic acid / 3 h / 60 °C View Scheme |
17-alpha-Hydroxy-19-norprogesterone
acetic anhydride
17α-acetoxy-19-norpregna-4-ene-3,20-dione
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid at 20℃; for 24h; | 95% |
With toluene-4-sulfonic acid und Behandeln des Reaktionsprodukts mit methanol.KOH; | |
With toluene-4-sulfonic acid und Behandeln des Reaktionsprodukts mit methanol.HCl; |
Isopropenyl acetate
17-alpha-Hydroxy-19-norprogesterone
17α-acetoxy-19-norpregna-4-ene-3,20-dione
Conditions | Yield |
---|---|
Stage #1: Isopropenyl acetate; 17-alpha-Hydroxy-19-norprogesterone With toluene-4-sulfonic acid In dichloromethane; chloroform at 58 - 60℃; for 2h; Stage #2: With hydrogenchloride In dichloromethane; chloroform; water at 60℃; Solvent; Temperature; | 82.36% |
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In ethanol at 20 - 80℃; for 1h; | 82% |
n-hexanoic anhydride
17-alpha-Hydroxy-19-norprogesterone
gestonorone caproate
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid und anscliessendes Erwaermen mit methanol.HCl; |
17-alpha-Hydroxy-19-norprogesterone
11β,17,21-trihydroxy-19-nor-pregn-4-ene-3,20-dione
Conditions | Yield |
---|---|
mit Hilfe von Homogenaten aus Nebennieren; | |
Multi-step reaction with 3 steps 1: THF; methanol; iodine / anschliessendes Behandeln mit wss.NaOH und Erwaermen des Reaktionsprodukts mit Kaliumacetat in Aceton 2: aqueous methanol.KHCO3 3: mit Hilfe von Homogenaten aus Nebennieren View Scheme |
17-alpha-Hydroxy-19-norprogesterone
21-acetoxy-17-hydroxy-19-nor-pregn-4-ene-3,20-dione
Conditions | Yield |
---|---|
With tetrahydrofuran; methanol; iodine anschliessendes Behandeln mit wss.NaOH und Erwaermen des Reaktionsprodukts mit Kaliumacetat in Aceton; |
formic acid
17-alpha-Hydroxy-19-norprogesterone
acetic anhydride
17-formyloxy-19-nor-pregn-4-ene-3,20-dione
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid |
17-alpha-Hydroxy-19-norprogesterone
11β-hydroxy-estr-4-ene-3,17-dione
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: mit Hilfe von Homogenaten aus Nebennieren 2: NaBiO3; aqueous acetic acid View Scheme | |
Multi-step reaction with 4 steps 1: THF; methanol; iodine / anschliessendes Behandeln mit wss.NaOH und Erwaermen des Reaktionsprodukts mit Kaliumacetat in Aceton 2: aqueous methanol.KHCO3 3: mit Hilfe von Homogenaten aus Nebennieren 4: NaBiO3; aqueous acetic acid View Scheme |
17-alpha-Hydroxy-19-norprogesterone
17,21-dihydroxy-19-nor-pregn-4-ene-3,20-dione
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: THF; methanol; iodine / anschliessendes Behandeln mit wss.NaOH und Erwaermen des Reaktionsprodukts mit Kaliumacetat in Aceton 2: aqueous methanol.KHCO3 View Scheme |
17-alpha-Hydroxy-19-norprogesterone
17,21-dihydroxy-19-nor-pregn-4-ene-3,11,20-trione
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: mit Hilfe von Homogenaten aus Nebennieren 2: CrO3; acetic acid View Scheme | |
Multi-step reaction with 4 steps 1: THF; methanol; iodine / anschliessendes Behandeln mit wss.NaOH und Erwaermen des Reaktionsprodukts mit Kaliumacetat in Aceton 2: aqueous methanol.KHCO3 3: mit Hilfe von Homogenaten aus Nebennieren 4: CrO3; acetic acid View Scheme |
Conditions | Yield |
---|---|
With phosphorus pentaoxide In dichloromethane |
Conditions | Yield |
---|---|
With phosphorus pentaoxide In dichloromethane |
17-alpha-Hydroxy-19-norprogesterone
Conditions | Yield |
---|---|
In Dimethoxymethane |
17-alpha-Hydroxy-19-norprogesterone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: toluene-4-sulfonic acid / 24 h / 20 °C 2: toluene-4-sulfonic acid / tetrahydrofuran / 24 h / 20 °C View Scheme |
17-alpha-Hydroxy-19-norprogesterone
6-formyl-3-ethoxy-17α-acetoxy-19-norpregna-3,5-diene-20-one
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: toluene-4-sulfonic acid / 24 h / 20 °C 2: toluene-4-sulfonic acid / tetrahydrofuran / 24 h / 20 °C 3: trichlorophosphate / -10 °C View Scheme |
17-alpha-Hydroxy-19-norprogesterone
17α-acetoxy-6-methylene-19-norpregn-4-ene-3,20-dione
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: toluene-4-sulfonic acid / 24 h / 20 °C 2: toluene-4-sulfonic acid / tetrahydrofuran / 24 h / 20 °C 3: trichlorophosphate / -10 °C 4: sodium tetrahydroborate / methanol / 20 °C View Scheme |
17-alpha-Hydroxy-19-norprogesterone
nomegestrol acetate
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: toluene-4-sulfonic acid / 24 h / 20 °C 2: toluene-4-sulfonic acid / tetrahydrofuran / 24 h / 20 °C 3: trichlorophosphate / -10 °C 4: sodium tetrahydroborate / methanol / 20 °C 5: 5%-palladium/activated carbon / ethanol; tetrahydrofuran / 0.75 h / Reflux View Scheme |
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