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:4525-33-1
Min.Order:1 Kilogram
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inquiryOur clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
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:4525-33-1
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inquiryItems Standard Result Appearance Colorless liquid Colorless liquid Assay 98%min
Cas:4525-33-1
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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
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:4525-33-1
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inquiry
Cas:4525-33-1
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Type:Manufacturers
inquiryDIMETHYL DICARBONATE Basic information Product Name: DIMETHYL DICARBONATE Synonyms: methylpyrocarbonate;oxydi-formicacidimethylester;velcorin;PYROCARBONIC ACID DIMETHYL ESTER;DICARBONIC
Our 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:4525-33-1
Min.Order:1 Kilogram
FOB Price: $9.0 / 99.0
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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:4525-33-1
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:4525-33-1
Min.Order:10 Kilogram
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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:4525-33-1
Min.Order:1 Kilogram
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inquiryProduct Product name Dimethyl dicarbonate Synonyms Methyl pyrocarbonate CAS NO. 4525-33-1
1.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 in phar
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inquiryPacking: 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 Appearance:colorless liquid / Refer to COA Storage:Store i
Cas:4525-33-1
Min.Order:1 Kilogram
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Type:Trading Company
inquiryBeluga chemical professional supply High Quality High Quality Velcorin CAS 4525-33-1 Why choose Beluga chemical 1. Beluga Chemical has a professional RESEARCH and development team and strong technical force to ensure technical support and resear
Cas:4525-33-1
Min.Order:1 Gram
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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:4525-33-1
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryMinimum 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,MoneyGram Package 10g,20g,50g,100g,500g,1KGS,
Cas:4525-33-1
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
Why Choose Us 1. Quality Price We are the manufacturer, so we can provide the competitive price and high quality product. 2. Packing Products could be packaged according to customer's specializedrequirements. 3. Transport The products c
Cas:4525-33-1
Min.Order:1000 Kilogram
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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:4525-33-1
Min.Order:1 Kilogram
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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
Cas:4525-33-1
Min.Order:1 Gram
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inquiryA substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
Cas:4525-33-1
Min.Order:4 Kilogram
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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
Cas:4525-33-1
Min.Order:0
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inquiry1. Fast delivery 2. Enough stock 3. Stable quality 4. USP EP BP standard 5. Good sales service Appearance:Colorless liquid Storage:Cool Package:200kg/drum Application:1. flavored water 2. energy drinks 3. tea drinks 4. juice till 100% 5. Alcoho
Cas:4525-33-1
Min.Order:1 Metric Ton
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inquiryMassive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and
Cas:4525-33-1
Min.Order:1 Gram
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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:4525-33-1
Min.Order:10 Gram
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inquiryWe are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov
Cas:4525-33-1
Min.Order:100 Gram
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inquirySuperior quality, moderate price & quick delivery. Appearance:colourless liquid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:25Kg/drum, 150Kg/drum, 200kg/drum or as per your request Application:This produ
Cas:4525-33-1
Min.Order:1 Gram
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inquiryProduct name: Dimethyl Dicarbonate CAS No.: 4525-33-1 Molecule Formula:C4H6O5 Molecule Weight:134.09 Purity: 99.0% Package: 25kg/drum Description:White powder Manufacture Standards:Enterprise Standard TESTING ITEMS
Cas:4525-33-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
With sodium hydroxide; triisooctyl amine In water; toluene at 17℃; for 1.25h; Product distribution / selectivity; Alkaline conditions; | 91% |
With sodium hydroxide; triisooctyl amine In water; toluene at 17℃; for 1.25h; Product distribution / selectivity; | 91% |
With sodium hydroxide; tridodecylamine In water; toluene at 5 - 15℃; for 1.16667h; Product distribution / selectivity; Alkaline conditions; | 85% |
With sodium hydroxide; tridodecylamine In water; toluene at 5 - 15℃; for 1.16667h; Product distribution / selectivity; | 85% |
With water; sodium hydroxide In toluene at 17℃; for 0.333333h; Reagent/catalyst; Temperature; |
piperidin-3-ol hydrochloride
dimethyl dicarbonate
3-hydroxypiperidine-1-carboxylic acid methyl ester
Conditions | Yield |
---|---|
With TEA In dichloromethane at 0 - 20℃; | 100% |
With triethylamine In dichloromethane at 0 - 20℃; |
Conditions | Yield |
---|---|
magnesium(II) perchlorate In nitromethane at 40℃; for 16h; | 99% |
With dmap In tetrahydrofuran for 88h; | 97% |
N-tert-butoxycarbonyl-L-phenylalanine
dimethyl dicarbonate
(S)-2-tert-butoxycarbonylamino-3-phenyl-propionic acid methyl ester
Conditions | Yield |
---|---|
With dmap In tetrahydrofuran for 0.25h; | 99% |
10-Deacetylbaccatine III
dimethyl dicarbonate
Conditions | Yield |
---|---|
With cerium(III) chloride In tetrahydrofuran at 25℃; for 3h; | 98% |
With cerium(III) chloride In tetrahydrofuran at 25℃; for 3h; | 98% |
With cerium(III) chloride In tetrahydrofuran at 25℃; for 3h; Under N2; | 98% |
cerium(III) chloride In tetrahydrofuran at 25℃; for 3h; | 98% |
dimethyl dicarbonate
4-nitro-benzoic acid
4-nitrobenzoic acid methyl ester
Conditions | Yield |
---|---|
magnesium(II) perchlorate In nitromethane at 40℃; for 16h; | 98% |
With 2,6-dimethylpyridine; fac-tris(2-phenylpyridinato-N,C2')iridium(III) In N,N-dimethyl-formamide at 20℃; for 48h; Sealed tube; Inert atmosphere; Irradiation; |
dimethyl dicarbonate
7,8-bis-methoxycarbonylamino-10-methylsylfanyl-decanoic acid methyl ester
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 20℃; for 3.5h; | 98% |
cis-(1S,3R)-3-<(N-Boc-L-alanyl)amino>cyclopent-4-enol
dimethyl dicarbonate
Carbonic acid (1S,4R)-4-((S)-2-tert-butoxycarbonylamino-propionylamino)-cyclopent-2-enyl ester methyl ester
Conditions | Yield |
---|---|
With dmap In dichloromethane | 97% |
1-(tert-butoxycarbonyl)-L-proline
dimethyl dicarbonate
(S)-N-(tert-butoxycarbonyl)proline methyl ester
Conditions | Yield |
---|---|
magnesium(II) perchlorate In nitromethane at 40℃; for 16h; | 97% |
With dmap In tetrahydrofuran | 82% |
Conditions | Yield |
---|---|
magnesium(II) perchlorate In nitromethane at 40℃; for 16h; | 97% |
Conditions | Yield |
---|---|
magnesium(II) perchlorate In nitromethane at 40℃; for 16h; | 97% |
Conditions | Yield |
---|---|
magnesium(II) perchlorate In nitromethane at 40℃; for 16h; | 97% |
2-amino-6-chloro-9<(1'β,4'β)-4'-hydroxycyclopent-2'-enyl>purine
dimethyl dicarbonate
cis-(+/-)-4-(2-Amino-6-chloro-9H-purin-9-yl)-2-cyclopenten-1-yl methyl carbonate
Conditions | Yield |
---|---|
With dmap In dichloromethane Ambient temperature; | 96% |
N-Benzyloxycarbonyl-L-proline
dimethyl dicarbonate
N-carbobenzyloxy-L-proline methyl ester
Conditions | Yield |
---|---|
With dmap In tetrahydrofuran for 0.0833333h; Product distribution; Ambient temperature; var. reag., Et3N, var. time and solv.; | 96% |
With dmap In tetrahydrofuran for 0.0833333h; Ambient temperature; | 96% |
3-acetoxybenzoic acid
dimethyl dicarbonate
3-acetoxybenzoic acid methyl ester
Conditions | Yield |
---|---|
magnesium(II) perchlorate In nitromethane at 20℃; for 16h; | 96% |
3-Thiophene carboxylic acid
dimethyl dicarbonate
methyl thiophene-3-carboxylate
Conditions | Yield |
---|---|
magnesium(II) perchlorate In nitromethane at 40℃; for 16h; | 95% |
trideuteromethyl ((S)-1-(2-((2S,3S)-3-((S)-2-amino-4-tertbutyldimethylsilyloxy-3,3-dimethylbutanamido)-2-hydroxy-4-phenylbutyl)-2-(4-(pyridin-2-yl)benzyl)hydrazinyl)-3,3-dimethyl-1-oxobutan-2-yl)carbamate
dimethyl dicarbonate
((5S,8S,9S,14S)-8-benzyl-9-hydroxy-5-(1-tertbutyldimethylsilyloxy-2-methylpropan-2-yl)-15,15-dimethyl-3,6,13-trioxo-11-(4-(pyridin-2-yl)benzyl)-2-oxa-4,7,11,12-tetraazahexadecan-14-yl)carbamic acid trideuteromethyl ester
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 20℃; Cooling with ice; | 95% |
2-(1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)pyrimidine-4,5,6- triamine
dimethyl dicarbonate
Conditions | Yield |
---|---|
In isopropyl alcohol at 20 - 25℃; for 22h; Industry scale; | 94.8% |
In isopropyl alcohol at 20 - 25℃; for 22h; Industry scale; |
Conditions | Yield |
---|---|
dmap In acetonitrile for 0.25h; | 94% |
p-(acetylamino)benzoic acid
dimethyl dicarbonate
methyl 4-acetamidobenzoate
Conditions | Yield |
---|---|
magnesium(II) perchlorate In nitromethane at 40℃; for 16h; | 93% |
3-Phenylpropionic acid
dimethyl dicarbonate
3-phenylpropanoic acid methyl ester
Conditions | Yield |
---|---|
magnesium(II) perchlorate In nitromethane at 20℃; for 16h; Product distribution; Further Variations:; Catalysts; Solvents; Temperatures; | 93% |
Conditions | Yield |
---|---|
magnesium(II) perchlorate In nitromethane at 40℃; for 16h; | 93% |
dimethyl dicarbonate
Cyclohexanecarboxylic acid
methyl cyclohexylcarboxylate
Conditions | Yield |
---|---|
magnesium(II) perchlorate In nitromethane at 40℃; for 16h; | 93% |
dimethyl dicarbonate
3-{(S)-2-[Methoxycarbonyl-((E)-3-oxo-but-1-enyl)-amino]-but-3-enyl}-indole-1-carboxylic acid methyl ester
Conditions | Yield |
---|---|
With dmap In acetonitrile at 20℃; for 16.6h; | 93% |
(R)-6,8-dimethoxy-1-methyl-3-oxo-1,2,3,4-tetrahydroisoquinoline
dimethyl dicarbonate
(R)-6,8-dimethoxy-2-(methoxycarbonyl)-1-methyl-3-oxo-1,2,3,4-tetrahydroisoquinoline
Conditions | Yield |
---|---|
Stage #1: (R)-6,8-dimethoxy-1-methyl-3-oxo-1,2,3,4-tetrahydroisoquinoline With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 0.333333h; Stage #2: dimethyl dicarbonate In tetrahydrofuran at -78℃; for 0.666667h; | 93% |
Conditions | Yield |
---|---|
magnesium(II) perchlorate In nitromethane at 40℃; for 16h; | 92% |
12-hydroxydodecanoic acid
dimethyl dicarbonate
methyl 12-hydroxydodecanoate
Conditions | Yield |
---|---|
magnesium(II) perchlorate In nitromethane at 40℃; for 16h; | 92% |
1,4-dihydropyrano<3,4-b>indol-3-one
dimethyl dicarbonate
methyl 1,4-dihydro-3-oxopyrano<3,4-b>indol-9-carboxylate
Conditions | Yield |
---|---|
With dmap In acetonitrile for 0.333333h; | 91% |
adipinic acid monoethyl ester
dimethyl dicarbonate
adipic acid ethyl methyl ester
Conditions | Yield |
---|---|
magnesium(II) perchlorate In nitromethane at 40℃; for 16h; | 91% |
Conditions | Yield |
---|---|
magnesium(II) perchlorate In nitromethane at 40℃; for 16h; | 91% |
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