Dayangchem's 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. DayangChem can provide different quantities
Cas:143211-10-3
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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:143211-10-3
Min.Order:1 Kilogram
FOB Price: $1.0 / 10.0
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:143211-10-3
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
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:143211-10-3
Min.Order:1 Metric Ton
FOB Price: $20.0 / 30.0
Type:Trading Company
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:143211-10-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highly qualifie
Cas:143211-10-3
Min.Order:1 Kilogram
Negotiable
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
Cas:143211-10-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryZibo 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:143211-10-3
Min.Order:10 Gram
Negotiable
Type:Lab/Research institutions
inquiryMethyl 2-(2-methylphenoxymethyl)phenylglyoxylate Basic information Product Name: Methyl 2-(2-methylphenoxymethyl)phenylglyoxylate
Cas:143211-10-3
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryZhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed
Cas:143211-10-3
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
inquirySAGECHEM is a chemical R&D, manufacturing and distribution company in China since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and etc. We also offer a full range of services in
Cas:143211-10-3
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryTAIHO 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
Cas:143211-10-3
Min.Order:0
Negotiable
Type:Manufacturers
inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:Beijing or Guangzhou
Cas:143211-10-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryfactory?direct?sale Application:healing drugs
Cas:143211-10-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquirygood quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:25kg,50kg,180kg,200kg,250kg,1000kg,customization Application:Pharma;Industry;Agricultural;chemical reaserch Tran
Cas:143211-10-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Cas:143211-10-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:143211-10-3
Min.Order:0
Negotiable
Type:Other
inquiryGood Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
bulk?production Application:Pharmaceutical intermediates
Cas:143211-10-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Cas:143211-10-3
Min.Order:0
Negotiable
Type:Trading Company
inquiryOur mission is to provide high-quality and innovative products to our customers. By offering a broad range of products, custom synthesis and personalized services, Bide can help scientists speeding up their research in the chemical and pharmaceutical
Cas:143211-10-3
Min.Order:0
Negotiable
Type:Other
inquiry1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G
Cas:143211-10-3
Min.Order:10 Milligram
Negotiable
Type:Lab/Research institutions
inquiry
Cas:143211-10-3
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryAbout us Nantong XinHe Biotech Co., Ltd is Located at the mouth of Yangtze River and opposite to Shanghai. It is a comprehensive enterprise dealing with R&D, production and trading of coenzymes, pH indicators , biological stains, laborato
Cas:143211-10-3
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryHigh Quality Best Price Storage:Store in dry, dark and ventilated place Application:Chemical Synthesis Intermediate
methanol
2-[(2-methylphenoxy)methyl]benzoyl cyanide
2-oxo-2-(((o-tolyl)oxymethyl)phenyl)acetic acid methyl ester
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In water; 1,2-dichloro-ethane at 3 - 20℃; for 5h; Temperature; Reagent/catalyst; | 93% |
Stage #1: 2-[(2-methylphenoxy)methyl]benzoyl cyanide With hydrogenchloride; acetic anhydride In tert-butyl methyl ether at -5 - 30℃; for 10h; Stage #2: methanol In tert-butyl methyl ether for 5h; Reflux; | 85% |
monomethyl oxalyl chloride
2-oxo-2-(((o-tolyl)oxymethyl)phenyl)acetic acid methyl ester
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran at 0℃; for 4h; Substitution; | 61% |
2-[(2-methylphenoxy)methyl]benzoyl cyanide
tert-butyl methyl ether
2-oxo-2-(((o-tolyl)oxymethyl)phenyl)acetic acid methyl ester
Conditions | Yield |
---|---|
With hydrogenchloride; acetic anhydride In methanol; water |
2-[(2-methylphenoxy)methyl]benzoyl cyanide
2-oxo-2-(((o-tolyl)oxymethyl)phenyl)acetic acid methyl ester
Conditions | Yield |
---|---|
With hydrogenchloride; acetic anhydride In methanol; chloroform-d1; dichloromethane; toluene |
methanol
2-[(2-methylphenoxy)methyl]benzoyl cyanide
A
2-o-tolyloxymethylbenzoic acid methyl ester
B
2-oxo-2-(((o-tolyl)oxymethyl)phenyl)acetic acid methyl ester
Conditions | Yield |
---|---|
Stage #1: 2-[(2-methylphenoxy)methyl]benzoyl cyanide With hydrogenchloride In 5,5-dimethyl-1,3-cyclohexadiene at -5 - 0℃; for 2h; Stage #2: methanol With sulfuric acid In 5,5-dimethyl-1,3-cyclohexadiene at 15 - 65℃; for 13h; |
2-[(2-methylphenoxy)methyl]benzoic acid
A
2-o-tolyloxymethylbenzoic acid methyl ester
B
2-oxo-2-(((o-tolyl)oxymethyl)phenyl)acetic acid methyl ester
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: thionyl chloride / 5,5-dimethyl-1,3-cyclohexadiene; N,N-dimethyl-formamide / 8 h / 50 °C 2.1: tetrabutylammomium bromide / 5,5-dimethyl-1,3-cyclohexadiene; water / 6 h / 10 - 20 °C 3.1: hydrogenchloride / 5,5-dimethyl-1,3-cyclohexadiene / 2 h / -5 - 0 °C 3.2: 13 h / 15 - 65 °C View Scheme |
2-[(2-methylphenoxy)methyl]benzoyl chloride
2-oxo-2-(((o-tolyl)oxymethyl)phenyl)acetic acid methyl ester
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: tetrabutylammomium bromide / 5,5-dimethyl-1,3-cyclohexadiene; water / 6 h / 10 - 20 °C 2.1: hydrogenchloride / 5,5-dimethyl-1,3-cyclohexadiene / 2 h / -5 - 0 °C 2.2: 13 h / 15 - 65 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: tetrabutylammomium bromide / toluene / 2.5 h / 20 - 35 °C 2.1: hydrogenchloride; acetic anhydride / tert-butyl methyl ether / 10 h / -5 - 30 °C 2.2: 5 h / Reflux View Scheme |
ortho-cresol
2-oxo-2-(((o-tolyl)oxymethyl)phenyl)acetic acid methyl ester
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: sodium methylate / methanol / 1 h / 20 °C 1.2: 2 h / 190 °C 2.1: thionyl chloride / 3 h / Reflux 3.1: tetrabutylammomium bromide / toluene / 2.5 h / 20 - 35 °C 4.1: hydrogenchloride; acetic anhydride / tert-butyl methyl ether / 10 h / -5 - 30 °C 4.2: 5 h / Reflux View Scheme |
2-benzofuran-1(3H)-one
2-oxo-2-(((o-tolyl)oxymethyl)phenyl)acetic acid methyl ester
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: sodium methylate / methanol / 1 h / 20 °C 1.2: 2 h / 190 °C 2.1: thionyl chloride / 3 h / Reflux 3.1: tetrabutylammomium bromide / toluene / 2.5 h / 20 - 35 °C 4.1: hydrogenchloride; acetic anhydride / tert-butyl methyl ether / 10 h / -5 - 30 °C 4.2: 5 h / Reflux View Scheme |
2-[(2-methylphenoxy)methyl]benzoic acid
2-oxo-2-(((o-tolyl)oxymethyl)phenyl)acetic acid methyl ester
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: thionyl chloride / 3 h / Reflux 2.1: tetrabutylammomium bromide / toluene / 2.5 h / 20 - 35 °C 3.1: hydrogenchloride; acetic anhydride / tert-butyl methyl ether / 10 h / -5 - 30 °C 3.2: 5 h / Reflux View Scheme |
N-methoxylamine hydrochloride
2-oxo-2-(((o-tolyl)oxymethyl)phenyl)acetic acid methyl ester
methyl (E)-2-methoxyimino-2-[2-(o-tolyloxymethyl)phenyl]acetate
Conditions | Yield |
---|---|
In methanol for 6h; Reflux; | 84.8% |
N-methoxylamine hydrochloride
2-oxo-2-(((o-tolyl)oxymethyl)phenyl)acetic acid methyl ester
A
methyl (E)-2-methoxyimino-2-[2-(o-tolyloxymethyl)phenyl]acetate
B
methyl (Z)-O-methyloximino-2-[(2-methyl)phenoxymethyl]phenylacetate
Conditions | Yield |
---|---|
In pyridine at 20℃; for 17.5h; Condensation; | A 63% B 28% |
2-oxo-2-(((o-tolyl)oxymethyl)phenyl)acetic acid methyl ester
methyl (E)-2-methoxyimino-2-[2-(o-tolyloxymethyl)phenyl]acetate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 28 percent / pyridine / 17.5 h / 20 °C 2: I2 / benzene / 120 h / 63 °C / UV-irradiation View Scheme |
methyl 2-(2-methylphenoxymethyl)phenylglyoxylate dimethyl acetal
N-methoxylamine hydrochloride
2-oxo-2-(((o-tolyl)oxymethyl)phenyl)acetic acid methyl ester
methyl (E)-2-methoxyimino-2-[2-(o-tolyloxymethyl)phenyl]acetate
Conditions | Yield |
---|---|
With hydrogenchloride In methanol; dichloromethane |
hydroxylamine hydrochloride
2-oxo-2-(((o-tolyl)oxymethyl)phenyl)acetic acid methyl ester
methyl E-2-(2-methylphenoxymethyl)phenylglyoxylate oxime
Conditions | Yield |
---|---|
With hydrogenchloride In methanol; diethyl ether |
2-oxo-2-(((o-tolyl)oxymethyl)phenyl)acetic acid methyl ester
Conditions | Yield |
---|---|
With tetrabutylammomium bromide; sodium hydroxide In 5,5-dimethyl-1,3-cyclohexadiene; water at 45℃; for 1h; |
2-oxo-2-(((o-tolyl)oxymethyl)phenyl)acetic acid methyl ester
A
(E)-2-methoxyimino-2-{[2-(2-tolyl)oxymethyl]phenyl}acetic acid
B
C17H17NO4
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sodium hydroxide; tetrabutylammomium bromide / 5,5-dimethyl-1,3-cyclohexadiene; water / 1 h / 45 °C 2: water / 1 h / 20 °C View Scheme |
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