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:2592-95-2
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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:2592-95-2
Min.Order:1 Metric Ton
Negotiable
Type:Manufacturers
inquiryUnique advantages for 1-Hydroxybenzotriazole Cas 2592-95-2 Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:White or off-white crystalline powder Storage:Store at RT Packag
Cas:2592-95-2
Min.Order:25 Kilogram
FOB Price: $27.0 / 30.0
Type:Trading Company
inquiryItems Standard Result Assay (Ursolic acid) 98%min 98.22% -----------------------------------------------------------------------------------------------------------
Cas:2592-95-2
Min.Order:1 Gram
FOB Price: $100.0 / 500.0
Type:Trading Company
inquiry1-Hydroxybenzotriazole / HOBT [CAS:2592-95-2] Name 1-Hydroxybenzotriazole Synonyms HOBt; N-Hydroxybenzotriazole; 1-Hydroxy-1H-benzotriazole; 1-Hydroxybenzotriazole anhydrous Molecular Structure
Cas:2592-95-2
Min.Order:200 Gram
Negotiable
Type:Other
inquiryhigh quality Appearance:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai
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
1. 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:2592-95-2
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryName:1-Hydroxybenzotriazole CAS NO: 2592-95-2 Grade:Medical scientific research and export Molecular formula: C6H8N4O Molecular weight:152.1539 Product Quality 12 years of chemical raw materials Mature operation of the industry System stab
Cas:2592-95-2
Min.Order:25 Kilogram
FOB Price: $2.0 / 3.0
Type:Other
inquiryTIANFUCHEM--2592-95-2--1-Hydroxybenzotriazole factory price Our company was built in 2009 with an ISO certificate.In the past 10 years, we have grown up as a famous fine chemicals supplier in China And we had established stable business
Cas:2592-95-2
Min.Order:1 Metric Ton
FOB Price: $2000.0
Type:Lab/Research institutions
inquiryOur advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva
Cas:2592-95-2
Min.Order:1 Kilogram
FOB Price: $9.0 / 99.0
Type:Trading Company
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:2592-95-2
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryOur Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We
Cas:2592-95-2
Min.Order:1 Kilogram
Negotiable
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:2592-95-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1. Product advantages ♦ High purity, all above 98.5%, no impurities after dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available ♦ W
Cas:2592-95-2
Min.Order:1 Metric Ton
FOB Price: $380.0 / 590.0
Type:Trading Company
inquiryChemical:N-hydroxybenzotriazole Synonym:Benzotriazol-1-ol Formula:C6H5N3O CAS#:2592-95-2 Molecular weight:135.12 Shape&properties:This product is a white crystalline powder. Specification: Appearance:a white crystalline powder. Melting
Cas:2592-95-2
Min.Order:5 Metric Ton
FOB Price: $1.0 / 2.0
Type:Other
inquiryAbout Product Details
Cas:2592-95-2
Min.Order:1 Kilogram
FOB Price: $3.0 / 10.0
Type:Lab/Research institutions
inquiryWe can provide GMP validation service that complies with SFDA, FDA, WHO and EU EMPA.Excellent registration team could help us easlily to register our products in different countries.If you and your customer are interested in some products or need CMO
Cas:2592-95-2
Min.Order:1 Gram
Negotiable
Type:Trading Company
inquiry1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:powder Storage:Store in sealed containers at cool & dry pla
Cas:2592-95-2
Min.Order:100 Gram
Negotiable
Type:Other
inquiry1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized
Cas:2592-95-2
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At present,
Cas:2592-95-2
Min.Order:1 Kilogram
FOB Price: $70.0
Type:Trading Company
inquiry1-Hydroxybenzotriazole CAS: 2592-95-2 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic in
Cas:2592-95-2
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai
Cas:2592-95-2
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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
1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s
Cas:2592-95-2
Min.Order:1 Kilogram
FOB Price: $10.0 / 100.0
Type:Lab/Research institutions
inquiryProduct Name: 1-Hydroxybenzotriazole Synonyms: 1-HYDROXYBENZOTRIAZOLE SOLUTION &;1-HYDROXYBENZOTRIAZOLE SOLUTION 0.2 M IN DMSO/NMP;1-HYDROXYBENZOTRIAZOLE CONTAINS <5% WA&;Hobt(1-Hydroxybenzotrizole);1-Hydroxybenzotriazole, anhydrous (
Cas:2592-95-2
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
inquiryAppearance:white powder/crystal Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:Common products:Sea/Ai
Cas:2592-95-2
Min.Order:100 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryHangzhou 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
Cas:2592-95-2
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryCompany 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
J&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
Conditions | Yield |
---|---|
With hydrazine hydrate In n-heptan1ol at 110 - 120℃; for 5h; | 95% |
With hydrazine hydrate In ethanol for 24h; Reflux; | |
With hydrazine hydrate In ethanol for 20h; Reflux; |
Conditions | Yield |
---|---|
With hydrogenchloride; sodium carbonate In water; toluene | 90.1% |
Conditions | Yield |
---|---|
With triethylamine In xylene for 3h; Heating; | 62% |
With alkaline solution | |
With ammonium hydroxide |
1-hydroxybenzotriazolyl acetate
B
benzotriazol-1-ol
Conditions | Yield |
---|---|
With tetrabutylammonium tricarbonylnitrosylferrate In hexane at 20 - 80℃; Molecular sieve; Inert atmosphere; | A 5% B n/a |
Conditions | Yield |
---|---|
at 140 - 150℃; im Rohr; |
Conditions | Yield |
---|---|
With sodium tungstate; dihydrogen peroxide |
A
benzotriazol-1-ol
Conditions | Yield |
---|---|
With water stability study; |
ethanol
hydrazine hydrate
2-Chloronitrobenzene
benzotriazol-1-ol
Conditions | Yield |
---|---|
at 140 - 150℃; |
Conditions | Yield |
---|---|
at 140 - 150℃; |
Conditions | Yield |
---|---|
at 140 - 150℃; im Rohr; |
ethanol
bis(2-nitrophenyl)ether
A
benzotriazol-1-ol
B
2-hydroxynitrobenzene
ethanol
2-nitrophenyl bromide
hydrazine hydrate
benzotriazol-1-ol
ethanol
1-chloro-2-(2-nitrophenoxy)benzene
A
2-monochlorophenol
B
benzotriazol-1-ol
ethanol
2,4'-dinitrodiphenyl ether
hydrazine hydrate
A
4-nitro-phenol
B
benzotriazol-1-ol
ethanol
2,3'-dinitrodiphenyl ether
A
meta-nitrophenol
B
benzotriazol-1-ol
ethanol
4-carboxy-2'-nitrodiphenyl ether
hydrazine hydrate
A
benzotriazol-1-ol
B
4-hydroxy-benzoic acid
1-methoxy-1H-benzo[d][1,2,3]triazole
benzotriazol-1-ol
Conditions | Yield |
---|---|
With sodium thiophenolate In dimethylsulfoxide-d6; chloroform-d1 Kinetics; demethylation; |
Conditions | Yield |
---|---|
In acetonitrile at 30℃; Kinetics; Further Variations:; Temperatures; | |
In acetonitrile at 30℃; Kinetics; Temperature; |
Conditions | Yield |
---|---|
palladium In tetrahydrofuran |
Conditions | Yield |
---|---|
In acetonitrile at 30℃; Kinetics; Temperature; |
9-methoxy-2,3-dimethyl-9-phenyl-7H-8,9-dihydropyrano[2,3-c]imidazo[1,2-a]pyridine-6-carboxylic acid
O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate
methylamine
A
9-methoxy-2,3-dimethyl-9-phenyl-7H-8,9-dihydropyrano[2,3-c]imidazo[1,2-a]pyridine-6-carboxylic acid methylamide
B
benzotriazol-1-ol
C
tetramethylurea
Conditions | Yield |
---|---|
Stage #1: 9-methoxy-2,3-dimethyl-9-phenyl-7H-8,9-dihydropyrano[2,3-c]imidazo[1,2-a]pyridine-6-carboxylic acid; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate In dichloromethane for 2h; Heating / reflux; Stage #2: methylamine In ethanol; dichloromethane at 20℃; for 1h; |
3,3-difluoroazetidine hydrochloride
9-methoxy-2,3-dimethyl-9-(2-methylphenyl)-7H-8,9-dihydro-pyrano[2,3-c]-imidazo[1,2-a]pyridine-6-carboxylic acid hydrochloride
O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate
A
(3,3-difluoro-azetidin-1-yl)-(9-methoxy-2,3-dimethyl-9-(2-methylphenyl)-7H-8,9-dihydro-pyrano[2,3-c]-imidazo[1,2-a]pyridin-6-yl)-methanone
B
benzotriazol-1-ol
C
tetramethylurea
Conditions | Yield |
---|---|
Stage #1: 9-methoxy-2,3-dimethyl-9-(2-methylphenyl)-7H-8,9-dihydro-pyrano[2,3-c]-imidazo[1,2-a]pyridine-6-carboxylic acid hydrochloride; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 50℃; for 2h; Stage #2: 3,3-difluoroazetidine hydrochloride In N,N-dimethyl-formamide at 50℃; for 4h; |
Conditions | Yield |
---|---|
With water |
benzotriazol-1-ol
O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate
Conditions | Yield |
---|---|
With triethylamine In dichloromethane | 100% |
Conditions | Yield |
---|---|
for 0.5h; | 100% |
cefotaxime
benzotriazol-1-ol
1-[(Z)-2-(2-aminothiazol-4-yl)-2-methoxyiminoacetoxy]benzotriazole
Conditions | Yield |
---|---|
With dicyclohexyl-carbodiimide In tetrahydrofuran 0 deg C, 1 h, 20 deg C, 12 h; | 100% |
With dicyclohexyl-carbodiimide In tetrahydrofuran for 2h; Ambient temperature; | 82% |
With dicyclohexyl-carbodiimide In dichloromethane |
benzotriazol-1-ol
(R)-3-((S)-2-Benzyloxycarbonylamino-5-tert-butoxycarbonylamino-pentanoylamino)-hexadecanoic acid benzotriazol-1-yl ester
Conditions | Yield |
---|---|
With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 2h; | 100% |
Conditions | Yield |
---|---|
at 55℃; | 100% |
S-benzyl-S-methyl-sulfodiimine
benzotriazol-1-ol
1-(benzyloxy)-1H-benzo[d][1,2,3]triazole
Conditions | Yield |
---|---|
With N-tert-butoxycarbonyl-L-phenylalanine; dicyclohexyl-carbodiimide | 100% |
(S)-2-(2-Acetylamino-acetylamino)-N-[(2R,3R,4R,5S,6R)-3,4-dihydroxy-6-hydroxymethyl-5-((2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-2-yl]-succinamic acid
benzotriazol-1-ol
(S)-2-(2-Acetylamino-acetylamino)-N-[(2R,3R,4R,5S,6R)-3,4-dihydroxy-6-hydroxymethyl-5-((2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-2-yl]-succinamic acid benzotriazol-1-yl ester
Conditions | Yield |
---|---|
With dicyclohexyl-carbodiimide In 1-methyl-pyrrolidin-2-one at 20℃; for 2h; | 100% |
benzotriazol-1-ol
((S)-5-Benzyloxycarbonylamino-7-chloro-6-hydroxy-heptyl)-carbamic acid tert-butyl ester
Conditions | Yield |
---|---|
With hydrogen; palladium on activated charcoal In methanol at 23℃; for 0.5h; | 100% |
n-propanesulfonyl chloride
benzotriazol-1-ol
1-hydroxybenzotriazol propanesulfonate
Conditions | Yield |
---|---|
With potassium carbonate In dichloromethane at 0℃; for 1h; | 100% |
3-amino-p-toluic acid
benzotriazol-1-ol
Cyclopropylamine
3-amino-N-cyclopropyl-4-methylbenzamide
Conditions | Yield |
---|---|
With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In tetrahydrofuran; DMF (N,N-dimethyl-formamide) at 54℃; for 1.83333h; | 100% |
benzotriazol-1-ol
Conditions | Yield |
---|---|
With ammonia In methanol Inert atmosphere; | 100% |
With ammonia In water | 81% |
With ammonium hydroxide In tetrahydrofuran; water at 0℃; for 2h; | |
With ammonia; water In tetrahydrofuran |
C24H22N2O7
4-[(S)-2-amino-5-({amino-[(E)-2,2,4,6,7-pentamethyl-2,3-dihydro-benzofuran-5-sulfonylimino]-methyl}-amino)-pentanoyl]-piperazine-1-carboxylic acid tert-butyl ester
benzotriazol-1-ol
4-Nitrophenyl chloroformate
{(S)-4-({amino-[(E)-2,2,4,6,7-pentam-ethyl-2,3-dihydro-benzofuran-5-sulfonylimino]-methyl}-amino)-1-[2-(hydromorphylcarbonyl-methyl-amino)-ethyl carbamoyl]-butyl}-carbamic acid tert-butyl ester
Conditions | Yield |
---|---|
Stage #1: C24H22N2O7 With N-ethyl-N,N-diisopropylamine In chloroform at 20℃; for 1h; Stage #2: 4-Nitrophenyl chloroformate In chloroform at 20℃; for 1h; Stage #3: 4-[(S)-2-amino-5-({amino-[(E)-2,2,4,6,7-pentamethyl-2,3-dihydro-benzofuran-5-sulfonylimino]-methyl}-amino)-pentanoyl]-piperazine-1-carboxylic acid tert-butyl ester; benzotriazol-1-ol In chloroform; N,N-dimethyl-formamide at 20℃; for 18h; | 100% |
benzotriazol-1-ol
1-Hydroxy-1,2,3-benzotriazole potassium salt
Conditions | Yield |
---|---|
With potassium hydroxide at 20℃; | 100% |
5-Hexyn-3-ol
benzotriazol-1-ol
5-((1H-benzo[d][1,2,3]triazol-1-yl)oxy)hex-5-en-3-ol
Conditions | Yield |
---|---|
With (triphenylphosphine)gold(I) chloride; silver trifluoromethanesulfonate In 1,2-dichloro-ethane at 20℃; for 6h; Time; Solvent; regioselective reaction; | 100% |
benzotriazol-1-ol
hex-1-yne
1-(hex-1-en-2-yloxy)-1H-benzo[d][1,2,3]triazole
Conditions | Yield |
---|---|
With (triphenylphosphine)gold(I) chloride; silver trifluoromethanesulfonate In 1,2-dichloro-ethane at 20℃; regioselective reaction; | 100% |
styrene
benzotriazol-1-ol
Conditions | Yield |
---|---|
With iron(III) chloride; oxygen In water; acetonitrile at 20℃; for 24h; Green chemistry; | 100% |
With Selectfluor; pyridinium chlorochromate In acetonitrile at 20℃; for 3h; | 70% |
With tetrakis(acetonitrile)copper(I) perchlorate; oxygen In acetonitrile for 18h; | 52% |
benzotriazol-1-ol
Conditions | Yield |
---|---|
With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 5h; | 100% |
4-amino-5-chloro-2-methoxybenzoic acid
benzotriazol-1-ol
1H-1,2,3-benzotriazol-1-yl 4-amino-5-chloro-2-methoxybenzoate
Conditions | Yield |
---|---|
With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 3h; | 99% |
With dicyclohexyl-carbodiimide In N,N-dimethyl-formamide for 72h; Ambient temperature; | 85% |
benzotriazol-1-ol
methanesulfonyl chloride
1-methanesulfonyloxy-1,2,3-benzotriazole
Conditions | Yield |
---|---|
With triethylamine In acetonitrile | 99% |
With triethylamine In dichloromethane at 0 - 20℃; for 2.5h; | 70.2% |
With triethylamine In dichloromethane at 0℃; for 2h; Yield given; | |
With trimethylamine In water; ethyl acetate; benzene | |
With triethylamine In water; benzene |
benzotriazol-1-ol
6-(triphenylmethylamino)hexanoic acid
1,2,3-benzotriazol-1-yl-6 triphenylmethylaminohexyl carboxylate
Conditions | Yield |
---|---|
With dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 3h; Substitution; | 99% |
With dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 3h; |
ferrocenecarboxylic acid
methyl (2S)-2-amino-3-hydroxypropanoate hydrochloride
benzotriazol-1-ol
N-(3-dimethylaminopropyl)-N-ethylcarbodiimide
Conditions | Yield |
---|---|
With CuCl In N,N-dimethyl-formamide | 99% |
benzotriazol-1-ol
Conditions | Yield |
---|---|
Stage #1: benzotriazol-1-ol With potassium tert-butylate In acetonitrile at 25℃; for 0.0833333h; Schlenk technique; Stage #2: diphenyl(trifluoromethanesulfonato)-λ3-iodane In acetonitrile at 25℃; Reagent/catalyst; Solvent; Temperature; Schlenk technique; | 99% |
Conditions | Yield |
---|---|
With tert.-butylhydroperoxide; oxygen In decane; 1,2-dichloro-ethane at 20℃; under 760.051 Torr; for 24h; | 99% |
With Selectfluor In 1,2-dichloro-ethane at 20℃; for 12h; regioselective reaction; | 80% |
Conditions | Yield |
---|---|
With tert.-butylhydroperoxide; oxygen In decane; 1,2-dichloro-ethane at 20℃; under 760.051 Torr; for 17h; | 99% |
With Selectfluor In 1,2-dichloro-ethane at 20℃; for 12h; regioselective reaction; | 86% |
Conditions | Yield |
---|---|
With dicyclohexyl-carbodiimide In dichloromethane at 23 - 35℃; for 6h; | 99% |
Conditions | Yield |
---|---|
With dicyclohexyl-carbodiimide In dichloromethane at 23 - 35℃; for 6h; | 99% |
Conditions | Yield |
---|---|
Stage #1: benzotriazol-1-ol With potassium carbonate In acetonitrile for 0.5h; Stage #2: propyl bromide In acetonitrile at 20℃; | 98.4% |
Conditions | Yield |
---|---|
Stage #1: benzotriazol-1-ol With potassium carbonate In acetonitrile for 0.5h; Stage #2: 1-bromomethyl-3-chlorobenzene In acetonitrile at 20℃; | 98.1% |
benzotriazol-1-ol
Conditions | Yield |
---|---|
With 2,2,2-trifluoroethanol for 4h; Ambient temperature; | 98% |
(1R*,2R*)-2-benzoylcyclohexane-1-carboxylic acid
benzotriazol-1-ol
Conditions | Yield |
---|---|
With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 0.666667h; | 98% |
About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia
Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog
©2008 LookChem.com,License: ICP
NO.:Zhejiang16009103
complaints:service@lookchem.com Desktop View