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
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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
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inquiryLIDE PHARMACEUTICALS LIMITED is a professional chemicals and APIs leading manufacturer in China. Our core business line covers APIs, Intermediates, Herb extract, etc.
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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
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inquiryHigh purity CAS 3268-49-3 3-(Methylthio)propionaldehyde in stock Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED intermediat
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inquiryWe are leading fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...)
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inquiryPrice, service, company and transport advantage: 1.place of origin china with super quality by reasonable price. 2. it's customers' right to choose the package (ems, dhl, fedex, ups); 3. it's custo
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inquiryAppearance:white or yellowish white flaky crystal Storage:Keep the sun from direct sunlight ;prevention against high temperature Package:As customer request Application:Used for research and industrial manufacture. Transportatio
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inquiryDonglian as a factory and supplier of aroma chemicals in China, We can provide different quantities of custom synthesis chemicals in food flavor scale more than fourteen years.in addition, our company has researched and developed four series
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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
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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
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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
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inquiryISO/factory/goodqualityAppearance:off white Storage:Dry,cool place Package:drum Application:active pharmaceutical ingredients Transportation:by air/sea/express Port:shenzhen/shanghai
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Jinhua huayi chemical co., ltd. is dedicated to the development, production and marketing of chemicals. On the basis of equality and mutual benefit, and under the principle of customer first, credit first, quality first, we are ready to join hands
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inquiryR & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates
high quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard
Cas:3268-49-3
Min.Order:1 Kilogram
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inquiryAnsciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
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inquiryAmoychem is committed to providing the top-quality chemical products and services Internationally. We offer our customers with friendly, professional service and reliable, high performance products that have been manufactured according to the accredi
3268-49-3 3-(Methylthio)propionaldehyde CAS NO.3268-49-3 CAS NO.3268-49-3 Application:3268-49-3 3-(Methylthio)propionaldehyde CAS NO.3268-49-3 CAS NO.3268-49-3
Cas:3268-49-3
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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 highl
Hangzhou ZeErRui Chemical Co., Ltd. located in Lingang industrial areas, our plant covers an area of 6000 square meters.ZeErRui dedicated to the development, production and marketing of chemicals. We have earned ourselves a good reputation at home an
Cas:3268-49-3
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inquiry3268-49-3 3-(Methylthio)propionaldehyde CAS NO.3268-49-3 CAS NO.3268-49-3Appearance:powder Storage:Store at RT. Package:in foil bag or customized Application:Industrial Transportation:By express (Door to door) such as FEDEX, DHL, EMS for small amount
Cas:3268-49-3
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inquiryOur advantages: 1. high quality, competitive price. 2. professional manufacturers, can be customized according to your requirements. 3. fast and safe delivery and after-sales service. Storage:Stored in
3-(Methylthio)propionaldehyde Basic information Product Name: 3-(Methylthio)propionaldehyde Synonyms: 3-(METHYLTHIO)PROPIONALDEHYDE;3-(METHYLTHI
Cas:3268-49-3
Min.Order:10 Gram
Negotiable
Type:Trading Company
inquiryZhejiang Newfine Industry Co.,Ltd. is a professional supplier of Aromatic Chemicals,Fragrance & Flavor use Chemicals,Pine Chemicals,Fine Chemicals,Food Additives and some Essential Oils. We have 12 years e
Cas:3268-49-3
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inquiryOffer first-class 3-(methylthio)propionaldehyde 3268-49-3 with low price Superiority 1. High purity and large production capacity; 3. Leading manufacturer with rich experience; 4. Best after sell service; 5. High quality & competitive
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inquiryConditions | Yield |
---|---|
With (NH4)4[CuMo6O18(OH)6]·5H2O; oxygen; sodium sulfite In water; acetonitrile at 60℃; under 760.051 Torr; for 12h; | 96% |
With 1-methyl-1H-imidazole; [2,2]bipyridinyl; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; tetrakis(acetonitrile)copper(I) trifluoromethanesulfonate In acetonitrile at 20℃; for 24h; | 25% |
With 5H3N*5H(1+)*IMo6O24(5-); oxygen; sodium acetate In water; acetonitrile at 70℃; under 760.051 Torr; for 15h; Green chemistry; | 97 %Chromat. |
With 1-methyl-1H-imidazole; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; C22H16BrCuF2N2O2 In acetonitrile at 20℃; for 24h; Reagent/catalyst; | 78 %Chromat. |
3-(methylsulfenyl)propanal
Conditions | Yield |
---|---|
With N,N,N’,N’-tetrabromobenzene-1,3-disulfonamide; triphenylphosphine In dichloromethane at 20℃; for 0.0166667h; | 90% |
methylthiol
copper (I) acetate
acrolein
3-(methylsulfenyl)propanal
Conditions | Yield |
---|---|
With hydroquinone | 88.5% |
Fructose-methionine Amadori intermediate
A
2,4-Dimethyltetrahydrofuran
B
N-Methylpyrrole
C
2-Methylpyrazine
D
2-acetylpyridine
E
3-(methylsulfenyl)propanal
F
3,4-dihydro-6-methyl-2H-pyran-2-one
Conditions | Yield |
---|---|
at 260℃; for 0.0833333h; Thermal degradation; | A n/a B n/a C n/a D n/a E 70% F n/a |
Conditions | Yield |
---|---|
at 0℃; | 41% |
With copper diacetate | |
With pyridine; copper diacetate |
3-(methylthio)propionitrile
3-(methylsulfenyl)propanal
Conditions | Yield |
---|---|
With hydrogenchloride; tin(ll) chloride |
1,1-diethoxy-3-methylsulfanyl-propane
3-(methylsulfenyl)propanal
Conditions | Yield |
---|---|
With hydrogenchloride; water |
Conditions | Yield |
---|---|
reagiert analog mit Thioessigsaeure; | |
reagiert analog mit Thioessigsaeure; |
methylthiol
sodium methylate
acrolein
benzene
3-(methylsulfenyl)propanal
Conditions | Yield |
---|---|
With sulfuric acid |
Conditions | Yield |
---|---|
(+-)-2-amino-4-methylsulfanyl-butyric acid; |
methylthiol
ethene
A
Ethyl methyl sulfide
B
3-(methylsulfenyl)propanal
Conditions | Yield |
---|---|
With di-tert-butyl peroxide at 130℃; under 2206520 Torr; | |
With di-tert-butyl peroxide at 130℃; under 2206520 Torr; |
methylthiol
ethene
di-tert-butyl peroxide
A
Ethyl methyl sulfide
B
3-(methylsulfenyl)propanal
Conditions | Yield |
---|---|
at 130℃; under 2206520 Torr; |
Conditions | Yield |
---|---|
With perchloric acid; cerium(IV) ammonium sulphate; sulfuric acid at 31℃; for 1h; Kinetics; Further Variations:; Temperatures; pH-values; |
acetic acid 1-(4,5-dimethoxy-2-nitrobenzyloxy)-3-methylsulfanylpropyl ester
3-(methylsulfenyl)propanal
Conditions | Yield |
---|---|
In [D3]acetonitrile for 4h; Irradiation; |
Conditions | Yield |
---|---|
With 1,4-dihydronicotinamide adenine dinucleotide; horse liver alcohol dehydrogenase In phosphate buffer at 30℃; pH=6.0; Enzyme kinetics; |
methylthiol
acrolein
B
3-(methylsulfenyl)propanal
C
5-methylsulfanyl-2-methylsulfanylmethyl-pent-2-enal
Conditions | Yield |
---|---|
With pyridine; acetic acid at 70℃; for 0.75 - 0.833333h; | A 0.23 - 0.73 %Chromat. B 87.79 - 89.26 %Chromat. C 0.06 - 0.12 %Chromat. |
Conditions | Yield |
---|---|
dimethylaminomethylpolystyrene at 0℃; for 2h; |
Conditions | Yield |
---|---|
zeolith HZSM-5 (Modul 28, H0 <-8.2) In methanol at 300℃; under 45754.6 Torr; for 1h; Product distribution / selectivity; | |
zeolith ammonium β CP 814E (H0 <-3.0) In methanol at 100 - 300℃; under 2250.23 - 30003 Torr; for 4.5h; Product distribution / selectivity; |
DL-methionine
A
DL-Homoserine
B
3-(methylsulfenyl)propanal
C
methionine S-oxide
Conditions | Yield |
---|---|
With water; oxygen pH=7; Mechanism; Quantum yield; γ-irradiation; | |
With water; oxygen; dinitrogen monoxide pH=7; Mechanism; Quantum yield; γ-irradiation; |
DL-methionine
A
3-methylthio-1-propanamine
B
3-(methylsulfenyl)propanal
C
methionine S-oxide
D
2-aminobutanoic acid
Conditions | Yield |
---|---|
With water; dinitrogen monoxide Mechanism; Quantum yield; γ-irradiation; |
Conditions | Yield |
---|---|
With potassium permanganate; sodium perchlorate; sodium hydroxide In water at 35℃; Kinetics; Concentration; Reagent/catalyst; Temperature; |
Conditions | Yield |
---|---|
In aq. phosphate buffer; water-d2 for 0.333333h; pH=7; |
Conditions | Yield |
---|---|
With hydrogen; phosphotungstic acid 44-hydrate; [Fe(C5H4P(i-Pr)2)2Rh(C8H12)]BF4 In water; isopropyl alcohol at 20℃; under 5171.62 Torr; for 16h; | 100% |
With sodium tetrahydroborate at 0 - 20℃; | 99% |
3-(methylsulfenyl)propanal
Conditions | Yield |
---|---|
With Mn(III) Schiff-base; dihydrogen peroxide In water; acetic acid at 20℃; for 0.116667h; | 100% |
With C44H55ClMnN4O2(2+)*2I(1-); dihydrogen peroxide In water at 20℃; for 0.416667h; chemoselective reaction; | 100% |
With dihydrogen peroxide; Amberlyst 15 In methanol at 20℃; for 0.1h; | 98% |
Conditions | Yield |
---|---|
[Rh(bis(diphenylphosphanyl)ethane)]ClO4 In 1,2-dichloro-ethane at 70℃; for 16h; | 99% |
With (bicyclo[2.2.1]hepta-2,5-diene)(1,2-bis(diphenylphosphanyl)ethane)rhodium(I) perchlorate; hydrogen In 1,2-dichloro-ethane at 70℃; for 18h; Inert atmosphere; optical yield given as %de; | 83% |
hydrogen cyanide
3-(methylsulfenyl)propanal
2-hydroxy-4-(methylthio)butyronitrile
Conditions | Yield |
---|---|
With ammonia In water at 35 - 40℃; Temperature; Large scale; | 98.8% |
With ammonia at 55℃; Reagent/catalyst; Inert atmosphere; | 96.1% |
With potassium cyanide |
Conditions | Yield |
---|---|
[Rh(bis(diphenylphosphanyl)ethane)]ClO4 In acetone at 55℃; for 1h; | 98% |
With bis(norbornadiene)rhodium(l)tetrafluoroborate; 1,2-bis-(diphenylphosphino)ethane In 1,2-propylene cyclic carbonate at 70℃; for 1h; Inert atmosphere; | 91% |
3-(methylsulfenyl)propanal
2-hydroxy-4-(methylthio)butyronitrile
Conditions | Yield |
---|---|
With pyridine at 45℃; | 98% |
3-(methylsulfenyl)propanal
1-methyl-3-phenylallene
(E)-4-methyl-1-(methylthio)-6-phenylhex-5-en-3-one
Conditions | Yield |
---|---|
With [Rh(dppe)]ClO4 In acetone at 55℃; Inert atmosphere; regioselective reaction; | 97% |
3-(methylsulfenyl)propanal
2-hydroxy-4-(methylthio)butyronitrile
Conditions | Yield |
---|---|
With sodium hydroxide; hydrogen isocyanide; sulfuric acid In methanol | 96.1% |
With hydrogen cyanide; dimethylaminomethylpolystyrene at 35 - 40℃; for 0.5h; |
3-(methylsulfenyl)propanal
isopropyl vinyl ketone
tert-butyl glyoxylate
tert-butyl 3,5-dimethyl-2-(3-(methylthio)propanoyloxy)-4-oxohexanoate
Conditions | Yield |
---|---|
With (bicyclo[2.2.1]hepta-2,5-diene)(1,2-bis(diphenylphosphanyl)ethane)rhodium(I) perchlorate; hydrogen In 1,2-dichloro-ethane at 70℃; for 18h; Inert atmosphere; optical yield given as %de; | 96% |
3-(methylsulfenyl)propanal
ethyl 2,3-pentadienecarboxylate
ethyl (E)-4-methyl-7-(methylthio)-5-oxohept-3-enoate
Conditions | Yield |
---|---|
With [Rh(dppe)]ClO4 In acetone at 55℃; Inert atmosphere; regioselective reaction; | 96% |
Conditions | Yield |
---|---|
[Rh(bis(diphenylphosphanyl)ethane)]ClO4 In acetone at 55℃; for 1h; | 95% |
3-(methylsulfenyl)propanal
tert-butylisonitrile
aniline hydrochloride
Conditions | Yield |
---|---|
In methanol to a stirred soln. of Cr-compd. the aldehyde is added via syringe followed by isocyanide at ice-bath temp., to this soln. a soln. of amine hydrochloride is added (Ar); mixt. is allowed to warm to room temp. overnight, silica gel is added and mixt. is evapd., ppt. is chromd. (silica gel; n-pentane/diethyl ether), recrystd. from CH2Cl2/pentane, elem. anal.; | 95% |
3-(methylsulfenyl)propanal
Conditions | Yield |
---|---|
With pyrrolidine; acetic acid In dichloromethane at 20℃; for 24h; | 95% |
With pyrrolidine; acetic acid In dichloromethane at 20℃; for 48h; | 95% |
4-penten-3-one
3-(methylsulfenyl)propanal
tert-butyl glyoxylate
tert-butyl 3-methyl-2-(3-(methylthio)propanoyloxy)-4-oxohexanoate
Conditions | Yield |
---|---|
With (bicyclo[2.2.1]hepta-2,5-diene)(1,2-bis(diphenylphosphanyl)ethane)rhodium(I) perchlorate; hydrogen In 1,2-dichloro-ethane at 70℃; for 18h; Inert atmosphere; optical yield given as %de; | 94% |
1-(tetrahydropyranyloxy)-4-pentyn
3-(methylsulfenyl)propanal
Conditions | Yield |
---|---|
[Rh(bis(diphenylphosphanyl)ethane)]ClO4 In acetone at 55℃; for 1h; | 93% |
3-(methylsulfenyl)propanal
acetylenemagnesium bromide
5-(methylsulfanyl)pent-1-yn-3-ol
Conditions | Yield |
---|---|
In tetrahydrofuran at 0 - 20℃; for 2h; | 93% |
Stage #1: 3-(methylsulfenyl)propanal; acetylenemagnesium bromide In tetrahydrofuran at 0℃; Inert atmosphere; Stage #2: With water; ammonium chloride In tetrahydrofuran |
acetamide
3-(methylsulfenyl)propanal
carbon monoxide
A
N-acetyl-DL-methionine
B
1,3-bis(methylthio)propane
Conditions | Yield |
---|---|
With hydrogen; dicobalt octacarbonyl In acetic acid butyl ester at 70℃; under 97509.8 Torr; for 8h; Product distribution / selectivity; | A 92.2% B 5% |
With hydrogen; dicobalt octacarbonyl In acetic acid butyl ester at 70℃; under 97509.8 Torr; for 8h; Product distribution / selectivity; | A 92.2% B n/a |
Conditions | Yield |
---|---|
With C21H44N2P2Rh*C32H12BF24 In acetone at 55℃; for 3h; Inert atmosphere; | 92% |
With silver perchlorate; chloro(1,5-cyclooctadiene)rhodium(I) dimer In acetone at 55℃; for 24h; | 70% |
With chloro(1,5-cyclooctadiene)rhodium(I) dimer; silver perchlorate; bis[2-(diphenylphosphino)phenyl] ether In acetone at 55℃; for 24h; Inert atmosphere; | 67% |
3-(methylsulfenyl)propanal
tert-butyl glyoxylate
(E)-1-phenylpenta-1,4-dien-3-one
(E)-tert-butyl 3-methyl-2-(3-(methylthio)propanoyloxy)-4-oxo-6-phenylhex-5-enoate
Conditions | Yield |
---|---|
With (bicyclo[2.2.1]hepta-2,5-diene)(1,2-bis(diphenylphosphanyl)ethane)rhodium(I) perchlorate; hydrogen In 1,2-dichloro-ethane at 70℃; for 18h; Inert atmosphere; optical yield given as %de; | 92% |
3-(methylsulfenyl)propanal
tert-butyl glyoxylate
methyl vinyl ketone
tert-butyl 3-methyl-2-(3-(methylthio)propanoyloxy)-4-oxopentanoate
Conditions | Yield |
---|---|
With (bicyclo[2.2.1]hepta-2,5-diene)(1,2-bis(diphenylphosphanyl)ethane)rhodium(I) perchlorate; hydrogen In 1,2-dichloro-ethane at 70℃; for 18h; Inert atmosphere; optical yield given as %de; | 92% |
3-(methylsulfenyl)propanal
C11H20
(E)-4-((3-methylbut-1-enyl)-1-methylthio)nonan-3-one
Conditions | Yield |
---|---|
With [Rh(dppe)]ClO4 In acetone at 55℃; Inert atmosphere; regioselective reaction; | 92% |
Conditions | Yield |
---|---|
With sodium acetate; magnesium sulfate In dichloromethane at 20℃; Inert atmosphere; | 92% |
3-(methylsulfenyl)propanal
thienyl vinyl ketone
tert-butyl glyoxylate
tert-butyl-3-methyl-2-(3-(methylthio)propanoyloxy)-4-oxo-4-(thiophen-2-yl)butanoate
Conditions | Yield |
---|---|
With (bicyclo[2.2.1]hepta-2,5-diene)(1,2-bis(diphenylphosphanyl)ethane)rhodium(I) perchlorate; hydrogen In 1,2-dichloro-ethane at 70℃; for 18h; Inert atmosphere; optical yield given as %de; | 91% |
n-octyne
3-(methylsulfenyl)propanal
(E)-1-(methylthio)undec-4-en-3-one
Conditions | Yield |
---|---|
With bis(norbornadiene)rhodium(l)tetrafluoroborate; 1,2-bis-(diphenylphosphino)ethane In 1,2-propylene cyclic carbonate at 70℃; for 1h; Inert atmosphere; | 91% |
1.3-propanedithiol
3-(methylsulfenyl)propanal
2-(2-(methylthio)ethyl)-1,3-dithiane
Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate In dichloromethane at 0 - 20℃; | 91% |
acetamide
3-(methylsulfenyl)propanal
carbon monoxide
B
N-acetyl-DL-methionine
Conditions | Yield |
---|---|
Stage #1: acetamide; 3-(methylsulfenyl)propanal; carbon monoxide With hydrogen; dicobalt octacarbonyl In ethyl acetate at 80℃; under 97509.8 Torr; for 5h; Stage #2: With oxygen at 20 - 80℃; under 7500.75 Torr; | A 90% B 80.7% |
3-(methylsulfenyl)propanal
phenylacetylene
(E)-5-(methylthio)-1-phenylpent-1-en-3-one
Conditions | Yield |
---|---|
With bis(norbornadiene)rhodium(l)tetrafluoroborate; 1,2-bis-(diphenylphosphino)ethane In 1,2-propylene cyclic carbonate at 70℃; for 1h; Inert atmosphere; | 90% |
Cyclohexyl isocyanide
3-(methylsulfenyl)propanal
1,2-diamino-benzene
N-cyclohexyl-3-(2-(methylthio)ethyl)quinoxaline-2-amine
Conditions | Yield |
---|---|
With N,N,N’,N’-tetrabromobenzene-1,3-disulfonamide In ethanol at 20℃; for 1.3h; Ugi Condensation; | 90% |
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