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:596-27-0
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryBest Seller, High Quality, Competitive Price, Fast Delivery, Quick ResponseAppearance:powder, or liquid Storage:Stored in room temperature, ventilated place Package:Bottle, barrel, cargo, container, etc. Application:Pharmaceuticals, intermediates, AP
Welcome 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:596-27-0
Min.Order:1 Kilogram
Negotiable
Type:Manufacturers
inquiry---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Hangzhou Dingyan Chem is a leading manufacturer and supplier of
Cas:596-27-0
Min.Order:1 Gram
FOB Price: $100.0 / 500.0
Type:Trading Company
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
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
Cas:596-27-0
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryProduct Name: o-Cresolphthalein Synonyms: 3’,3’’-dimethyl-phenolphthalei;cresolphthalein;Di-o-Cresolphthalide;o-Cresolphalein;o-cresolphtaleine;3,3-bis(4-hydroxy-3-methylphenyl)-(3H)-Isobenzofuranone;3,3-bis(
Cas:596-27-0
Min.Order:1 Kilogram
FOB Price: $20.0 / 30.0
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:596-27-0
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:596-27-0
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryAppearance:white to pink or beige to tan powder Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Any port of china
Cas:596-27-0
Min.Order:1 Kilogram
FOB Price: $10.0 / 35.0
Type:Lab/Research institutions
inquiryAdvantages: Hubei XinRunde Chemical Co., Ltd is a renowned pharmaceutical manufacturer. We can offer high quality products at competitive price in quick delivery with 100% custom pass guaranteed. Never stop striving to offer our best s
Cas:596-27-0
Min.Order:10 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:596-27-0
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryo-Cresolphthalein CAS No.: 596-27-0 Molecular formula: C22H18C4 Molecular weight: 346.38 Superiority 1.Powerful R & D team 2.The ability of quantized production,from grams to tons; 3.Various kinds of advanced equipment
Product Detail Minimum Order Qty. 10 Gram
Cas:596-27-0
Min.Order:10 Gram
Negotiable
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:596-27-0
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryLorcaserin(856681-05-5)is an orally administered agent and a selective 5-HT2C receptor agonist for the treatment of obesity. It had been approved for marketing in US by FDA on 27 June in 2012. In clinical studies, lorcaserin h
Cas:596-27-0
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:596-27-0
Min.Order:0 Metric Ton
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
Packing: According to customer requirements Delivery time: In stock or depands Port of shipment: Ningbo/Shanghai/Qingdao OEM/ODM:Welcome Sample:We can offer our existing samples at once Transportation:Express/Sea/Air Port:Ningbo/Shanghai/Qingd
Lonwin Industry group limited as a professional manufactor & exporter of chemical materials ,we totally haver more than 270 stuffs, we have been on this line for more than 9 years. Our chemical materials are exported to lot of countries
Cas:596-27-0
Min.Order:0 Metric Ton
Negotiable
Type:Other
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:596-27-0
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiry596-27-0Appearance:White or yellow crystalline powder Storage:Store in a cool, dry place. Keep containers tightly closed. Package:according to customers' requirements Application:PH indicator Transportation:By air(EMS or EUB or FedEx or TNT ect...) o
Product name: O-Methylphenolphthalein CAS No.:596-27-0 Molecule Formula:CC22H18O4 Molecule Weight:346.38 Purity: 99.0% Package: 25kg/drum Description:Pink powder Manufacture Standards:Enterprise Standard TESTING ITEMS
Cas:596-27-0
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryo-Cresolphthalein Cas NO.: 596-27-0 Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,
Cas:596-27-0
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryProduct Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
Cas:596-27-0
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an
Cas:596-27-0
Min.Order:0
Negotiable
Type:Trading Company
inquiryo-Cresolphthalein Basic information Product Name: o-Cresolphthalein Synonyms: 3’,3’’-dimethyl-phenolphthalei;cresolphthalein;Di-o-Cresolphthalide;o-Cresolphalein;o-cresolphtaleine;3,3-bis(4-hydroxy-3-methylphenyl)-(3H)-Isobenz
Zhenyu 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:596-27-0
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
inquiryShandong Mopai Biotechnology 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 chemicals. W
Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
Conditions | Yield |
---|---|
With methanesulfonic acid at 90℃; for 5h; | 92% |
With tin(IV) chloride at 120 - 125℃; | |
With zinc(II) chloride at 125℃; | |
With sulfuric acid at 120℃; | |
With methanesulfonic acid at 100℃; for 20h; Product distribution / selectivity; |
phthalic anhydride
ortho-cresol
phenol
A
phenolphthalein
B
[3-(3'-methyl-4'-hydroxyphenyl)-3-(4''-hydroxyphenyl)phthalide]
C
o-cresolphthalein
Conditions | Yield |
---|---|
Stage #1: ortho-cresol; phenol With zinc(II) chloride In nitrobenzene at 50 - 60℃; Stage #2: phthalic anhydride With zinc(II) chloride In nitrobenzene at 120 - 130℃; for 4h; Overall yield = 34 %; Overall yield = 5.9 g; |
o-cresolphthalein
aniline
2-phenyl-3,3-bis(4-hydroxy-3-methylphenyl)phthalimidine
Conditions | Yield |
---|---|
With hydrogenchloride In water at 155 - 165℃; for 20h; | 95% |
Conditions | Yield |
---|---|
With sodium hydroxide; formaldehyd |
o-cresolphthalein
4,4'-dihydroxy-3,3'-dimethyl-benzophenone
Conditions | Yield |
---|---|
With potassium hydroxide at 260 - 265℃; |
phthalic anhydride
sulfuric acid
o-cresolphthalein
3-hydroxy-2-methylanthraquinone
1-methyl-4-nitrosobenzene
o-cresolphthalein
A
2-(3-methyl-4-hydroxybenzoyl)benzoic acid
o-cresolphthalein
4-hydroxy-4'-methoxy-3,3'-dimethyl-benzophenone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: KOH / 260 - 265 °C 2: methanol. sodium methylate View Scheme |
o-cresolphthalein
4,4'-dimethoxy-3,3'-dimethylbenzophenone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: KOH / 260 - 265 °C 2: methanol. sodium methylate View Scheme |
o-cresolphthalein
4,4'-dimethoxy-3,3'-dimethyl-benzophenone oxime
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: KOH / 260 - 265 °C 2: methanol. sodium methylate View Scheme |
o-cresolphthalein
4,4'-diacetoxy-3,3'-dimethyl-benzophenone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: KOH / 260 - 265 °C 2: acetic acid; sulfuric acid View Scheme |
Conditions | Yield |
---|---|
methanesulfonic acid In xylene Heating / reflux; |
o-cresolphthalein
aniline
2-phenyl-3,3-bis(4-cyanato-3-methylphenyl)phthalimidine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: hydrogenchloride / water / 20 h / 155 - 165 °C 2.1: triethylamine / dichloromethane / 20 °C / cooling in an ice bath 2.2: 0 °C View Scheme |
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