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:5751-20-2
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryhe company has advanced technology, as well as a large number of excellent R & D team, to provide customers from the grams to one hundred kilograms and tons of high-quality products, competitive prices and quality se T rvice Appearance:
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
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:5751-20-2
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryOur 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,LG,Merck,Thermo Fisher Scientific and so on.O
Cas:5751-20-2
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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:5751-20-2
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:5751-20-2
Min.Order:10 Kilogram
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:5751-20-2
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:5751-20-2
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 prese
Cas:5751-20-2
Min.Order:1 Kilogram
FOB Price: $42.7 / 48.3
Type:Trading Company
inquiry2-Methylthio-4-pyrimidinol CAS:5751-20-2 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
Cas:5751-20-2
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:5751-20-2
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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:5751-20-2
Min.Order:20 Metric Ton
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:5751-20-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryBest quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia
We are concentrating on APIs and pharmaceutical intermediates. With in depth knowledge and understanding in this industry, we are indulged in supplying a wide assortments of 2-Methylthio-4-pyrimidinol from Wuhan, Hubei, China. It is made obta
Cas:5751-20-2
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryOur company provides one-stop services of research - development - production for a variety of special prouducts. Not only do we make effective use of our strong technological strength, but also establish of cooperative relations with several well-
Cas:5751-20-2
Min.Order:50 Gram
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
Cas:5751-20-2
Min.Order:1 Gram
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:5751-20-2
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryNewCan Biotech Limited was established in 2021 and is primarily engaged in the research, development, production, and sales of sugars, nucleosides, nucleotides, phosphorylated monomers, as well as next-generation antiviral and antitumor drug intermed
Cas:5751-20-2
Min.Order:1 Milligram
Negotiable
Type:Trading Company
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:5751-20-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
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:5751-20-2
Min.Order:4 Kilogram
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:5751-20-2
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiry2-Methylthio-4-pyrimidinolAppearance:Pls see the Details Storage:Keep away of light, hot, water, Store in dry, dark and ventilated place Package:according to customers' requirements Application:Steroids, Cosmetics Ingredients, APIs, Intermediates, OL
We 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:5751-20-2
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
Type:Lab/Research institutions
inquirySuperior quality, moderate price & quick delivery. Appearance:white crystals powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:25kg/drum, or as per your request. Application:For medicine , pesticide i
Cas:5751-20-2
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryProduct name: 2-Methylthio-4-Pyrimidone CAS No.: 5751-20-2 Molecule Formula:C5H6N2OS Molecule Weight:142.18 Purity: 99.0% Package: 25kg/drum Description:White crystalline powder Manufacture Standards:Enterprise Standard TESTING I
Cas:5751-20-2
Min.Order:1 Kilogram
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:5751-20-2
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHANGZHOU THINK CHEMICAL CO., LTD. (THINKCHEM) is an integrative corporation of trade, research and contract manufacture. With about ten years of business experiences on the marketing & distribution, thinkchem specializes in exp
Product Name: 2-Methylthio-4-pyrimidinol Synonyms: 2-(Methylsulfanyl)pyrimidin-4-ol ,98%;2-METHYLSULFANYL-4-OXOPYRIMIDINE;2-methylthiopyrimidin-4-one;2-(Methylthio)pyrimidine-4(1H)-one;2-Methylthio-4(3H)-pyrimidone;(2R,3R,4S,5R)-2-amino-3,4,5,6
Cas:5751-20-2
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
Stage #1: 2-thiouracil; methyl iodide With sodium hydroxide In water at 20℃; for 16h; Stage #2: With acetic acid In water | 100% |
Stage #1: 2-thiouracil With sodium hydroxide In water at 60 - 70℃; Stage #2: methyl iodide In ethanol; water at 30 - 60℃; for 0.333333h; Stage #3: With acetic acid In ethanol; water at 20℃; | 100% |
With sodium hydroxide at 20℃; for 18h; | 99% |
Conditions | Yield |
---|---|
In isopropyl alcohol at 35℃; | 97% |
methyl 3-oxopropionate
carbamimidothioic acid methyl ester
2-Methylthiouracil
Conditions | Yield |
---|---|
In ethanol at 10℃; | 96% |
3-oxo-propionic acid ethyl ester
carbamimidothioic acid methyl ester
2-Methylthiouracil
Conditions | Yield |
---|---|
In methanol at 5℃; for 3h; | 94.9% |
isopropyl formylacetate
carbamimidothioic acid methyl ester
2-Methylthiouracil
Conditions | Yield |
---|---|
In methanol at 25℃; | 93% |
Conditions | Yield |
---|---|
In ethanol at 25℃; | 93% |
Conditions | Yield |
---|---|
In ethanol at 25℃; | 93% |
3-oxo-propionic acid tert-butyl ester
carbamimidothioic acid methyl ester
2-Methylthiouracil
Conditions | Yield |
---|---|
In ethanol at 25℃; | 93% |
Conditions | Yield |
---|---|
With tetrabutylammomium bromide; potassium carbonate at 120℃; for 8h; | 93% |
With tetrabutylammomium bromide; potassium carbonate In N,N-dimethyl-formamide at 120℃; for 6h; | 92.6% |
Conditions | Yield |
---|---|
In neat (no solvent) at 60℃; for 16h; Sealed tube; | 83% |
Conditions | Yield |
---|---|
Stage #1: 2-thiouracil With sodium methylate In methanol at 20℃; for 0.0833333h; Stage #2: methyl iodide In methanol | 74% |
Stage #1: 2-thiouracil With sodium hydroxide In water at 20℃; for 0.333333h; Stage #2: methyl iodide In tetrahydrofuran; water at 20℃; for 18h; Product distribution / selectivity; | 60% |
Stage #1: 2-thiouracil With sodium hydroxide In water at 20℃; for 0.333333h; Stage #2: methyl iodide In tetrahydrofuran; water at 20℃; for 18h; Product distribution / selectivity; | 60% |
4-(dimethylamino)-2-methylsulfanyl-1,3-diazabuta-1,3-dienium iodide
acetyl chloride
2-Methylthiouracil
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; for 3h; | 68% |
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol; water at 30 - 60℃; for 0.333333h; | 47% |
Stage #1: 4-hydroxy-2-mercaptopyrimidine With sodium methylate In methanol at 20℃; for 0.0833333h; Stage #2: methyl iodide In methanol |
trimethyl phosphite
2-thiouracil
A
2-Methylthiouracil
B
2-methylthio-3-methylpyrimidin-4(3H)-one
C
1-methyl-2-methysulfanylpyrimidin-4(1H)-one
D
4-methoxy-2-(methylthio)pyrimidine
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide at 80℃; for 3h; Further byproducts given; | A 13% B 10% C 35% D 6% |
trimethyl phosphite
2-thiouracil
A
2-Methylthiouracil
B
2-methylthio-3-methylpyrimidin-4(3H)-one
C
1-methyl-2-methysulfanylpyrimidin-4(1H)-one
D
1,3-dimethyl-2-thiouracil
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide at 80℃; for 3h; Further byproducts given; | A 13% B 10% C 35% D 8% |
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 80℃; for 55h; | 17% |
Conditions | Yield |
---|---|
at 226.9℃; Equilibrium constant; |
4-(N-benzylcarbamoylethoxy)-2-methylthiopyrimidine
A
2-Methylthiouracil
B
N-benzylacrylamide
Conditions | Yield |
---|---|
With sodium hydride; paraffin In tetrahydrofuran |
2-Methylthiouracil
Conditions | Yield |
---|---|
With sodium hydroxide |
2-Methylthiouracil
ethyl 4-(methylamino)piperidine-1-carboxylate
Conditions | Yield |
---|---|
for 26h; Kinetics; | 99.4% |
2-Methylthiouracil
phenylboronic acid
2-(methylsulfanyl)-4-phenylpyrimidine
Conditions | Yield |
---|---|
Stage #1: 2-Methylthiouracil With triethylamine; bromo-tris(1-pyrrolidinyl)phosphonium hexafluorophosphate In 1,4-dioxane at 20℃; for 2h; Inert atmosphere; Sealed tube; Stage #2: phenylboronic acid With bis-triphenylphosphine-palladium(II) chloride; sodium carbonate In 1,4-dioxane; water at 100℃; for 4h; Suzuki coupling; Inert atmosphere; Sealed tube; chemoselective reaction; | 99% |
2-Methylthiouracil
5-iodo-4-hydroxy-6-methyl-2-methylthiopyrimidine
Conditions | Yield |
---|---|
With N-iodo-succinimide In chloroform at 70℃; for 2h; | 97% |
With iodine; sodium hydroxide In water at 80℃; for 7h; | 87% |
With sodium hydroxide; iodine In water at 80℃; for 7h; | 84% |
With N-iodo-succinimide In chloroform at 70℃; Inert atmosphere; | 50% |
2-Methylthiouracil
4-Aminobenzonitrile
4-((4-hydroxypyrimidin-2-yl)amino)benzonitrile
Conditions | Yield |
---|---|
With pyridine at 110℃; for 8h; Reagent/catalyst; Temperature; Industrial scale; | 97% |
Conditions | Yield |
---|---|
In diethylene glycol dimethyl ether Heating; | 96% |
In diethylene glycol dimethyl ether at 170℃; for 5h; | 46% |
2-Methylthiouracil
3,4,5-trimethoxyphenylboronic Acid
2-(methylsulfanyl)-4-(3,4,5-trimethoxyphenyl)pyrimidine
Conditions | Yield |
---|---|
Stage #1: 2-Methylthiouracil With triethylamine; bromo-tris(1-pyrrolidinyl)phosphonium hexafluorophosphate In 1,4-dioxane at 20℃; for 2h; Inert atmosphere; Sealed tube; Stage #2: 3,4,5-trimethoxyphenylboronic Acid With bis-triphenylphosphine-palladium(II) chloride; sodium carbonate In 1,4-dioxane; water at 100℃; for 4h; Suzuki coupling; Inert atmosphere; Sealed tube; chemoselective reaction; | 96% |
Conditions | Yield |
---|---|
In diethylene glycol dimethyl ether Heating; | 94% |
With Trimethylacetic acid at 130℃; Inert atmosphere; |
2-Methylthiouracil
3-biphenyl amine
2-(3-biphenylamino)pyrimidin-4(3H)-one
Conditions | Yield |
---|---|
In diethylene glycol dimethyl ether for 18h; Heating / reflux; | 92% |
In diethylene glycol dimethyl ether for 18h; Heating / reflux; | 92% |
Conditions | Yield |
---|---|
In diethylene glycol dimethyl ether Heating; | 90% |
2-Methylthiouracil
4-Chloro-2-methylthiopyrimidine
Conditions | Yield |
---|---|
With thionyl chloride In dichloromethane; N,N-dimethyl-formamide at 40℃; for 3h; | 87.6% |
With thionyl chloride; N,N-dimethyl-formamide In dichloromethane at 40℃; for 3h; | 87.6% |
With trichlorophosphate | |
With trichlorophosphate |
2-Methylthiouracil
2-methylsulfanyl-5-bromopyrimidin-4-one
Conditions | Yield |
---|---|
With N-Bromosuccinimide In dichloromethane for 6h; Reflux; | 87% |
With potassium hydroxide; bromine; sodium bromide In 1,4-dioxane at 70℃; for 1h; | 75% |
With bromine; acetic acid at 0 - 20℃; for 16h; | 62% |
2-Methylthiouracil
acrylonitrile
3-(2-cyanoethyl)-2-methylthiopyrimidin-4-one
Conditions | Yield |
---|---|
With pyridine for 7h; Heating; | 86% |
2-Methylthiouracil
tributyl(thien-2-yl)stannane
2-thiophen-2-yl-3H-pyrimidin-4-one
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); copper(I) bromide dimethylsulfide complex In tetrahydrofuran for 24h; Liebeskind-Srogl cross-coupling; Inert atmosphere; Reflux; | 84% |
2-Methylthiouracil
3-amino-4-methyl benzoic acid methyl ester
methyl 3-(4-oxopyrimidin-2-ylamino)-4-methylbenzoate
Conditions | Yield |
---|---|
With hydrogenchloride In water at 130 - 160℃; for 1.5h; Reagent/catalyst; Temperature; Time; Inert atmosphere; | 84% |
2-Methylthiouracil
4-bromo-2-methylsulfanylpyrimidine
Conditions | Yield |
---|---|
With phosphorus(V) oxybromide In acetonitrile at 80℃; for 5h; | 83% |
2-Methylthiouracil
1,3-dibromo-propane
3-(3-bromopropyl)-S-methyl-2-thiouracil
Conditions | Yield |
---|---|
With sodium hydride In N,N-dimethyl-formamide 1h, RT; 60 deg C, 24 h; | 82% |
Conditions | Yield |
---|---|
In diethylene glycol dimethyl ether Heating; | 79% |
With 2-ethoxy-ethanol | |
With Trimethylacetic acid at 130℃; Inert atmosphere; |
2-Methylthiouracil
4-amino-benzoic acid
4-(6-oxo-1,6-dihydro-pyrimidin-2-ylamino)-benzoic acid
Conditions | Yield |
---|---|
In diglyme (diethyleneglycol dimethylether) for 16h; Heating / reflux; | 79% |
In diethylene glycol dimethyl ether for 16h; Heating / reflux; |
Conditions | Yield |
---|---|
In diethylene glycol dimethyl ether Heating; | 77% |
In diethylene glycol dimethyl ether for 18h; Heating / reflux; | 66% |
2-Methylthiouracil
3,4-(methylenedioxy)-benzeneboronic acid
4-(benzo[d][1,3]dioxol-5-yl)-2-(methylsulfanyl)pyrimidine
Conditions | Yield |
---|---|
Stage #1: 2-Methylthiouracil With triethylamine; bromo-tris(1-pyrrolidinyl)phosphonium hexafluorophosphate In 1,4-dioxane at 20℃; for 2h; Inert atmosphere; Sealed tube; Stage #2: 3,4-(methylenedioxy)-benzeneboronic acid With bis-triphenylphosphine-palladium(II) chloride; sodium carbonate In 1,4-dioxane; water at 100℃; for 4h; Suzuki coupling; Inert atmosphere; Sealed tube; chemoselective reaction; | 77% |
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