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inquiryProduct description: Product name 1,8-Diazabicyclo[5.4.0]undec-7-ene CAS number 6674-22-2 Assay ≥98% Appearance Colorless to yellowish liquid Capacity 200mt/year Application
Cas:6674-22-2
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inquiryDensity: 1.019 Melting Point: -70ºC Boiling Point: 261ºC Flash Point: 116ºC Refractive In
DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe
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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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inquiryItems Standard Result Assay (Ursolic acid) 98%min 98.22% ----------------------------------------------------------------
Cas:6674-22-2
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inquiryChemical Name: 1,8-Diazabicyclo[5.4.0]undec-7-ene CAS No.:6674-22-2 Molecular Formula:C9H16N2 Molecular weight: 152.24 Appearance: light yellow liquid Typical Properties Density: 1.019 Melting P
high quality Appearance:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai
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inquiryGolden supplier bulk sell 1,8-Diazabicyclo[5.4.0]undec-7-ene 6674-22-2 with high quality ProductName:1,8-Diazabicyclo[5.4.0]undec-7-ene Synonyms:2,3,4,6,7,8,9,10-Octahydropyrimido[1,2-a]azepine;DBU CASNo:6674-22-2 EINE… Product Name:
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inquiryShanghai Seasonsgreen Chemical is a high-tech research and development, production, sale and custom synthesis set in one high-tech chemical products enterprises. Our sales and marketing division is located in Shanghai, serving international pharmaceu
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inquiryCyromazine golden supplier /Hot sale 66215-27-8 immediately delivery Product Description Product Name Cyromazine CAS number 66215-27-8 Molecular form
Cas:6674-22-2
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Cas:6674-22-2
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inquiryOur company was built in 2009 with an ISO certificate.In the past 6 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:6674-22-2
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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
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Cas:6674-22-2
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inquiryName:1,8-Diazabicyclo[5.4.0]undec-7-ene 6674-22-2 Other name:Dicyclo[5,4,0]-1,8-Diazole-7-Nonylene 6674-22-2 Color: white Purity: 99%min Molecular formula:C9H16N2 Storage:RT. Package:drum Application:Pharmaceutical Intermediates Transpo
Cas:6674-22-2
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Cas:6674-22-2
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inquiry1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:White Crystalline Powder Storage:Store in sealed conta
Cas:6674-22-2
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Cas:6674-22-2
Min.Order:10 Gram
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inquiry1,8-Diazabicyclo[5.4.0]undec-7-ene Basic information Product Name: 1,8-Diazabicyclo[5.4.0]undec-7-ene Synonyms: 1,5-DIAZABICYCLO(5,4,0)UNDEC-5-ENE;1,8-DIAZABICYCLO[5,4,0]-7-UNDECENE;1,8-DIAZABICYCLO[5.4.0]UNDEC-7-ENE;1,8-DIAZABICYCLO[5.4.0]UND
Cas:6674-22-2
Min.Order:1 Gram
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Type:Lab/Research institutions
inquiryDBU 6674-22-2 manufacturer 1,8-diazepam XEN carbon-7-ene short DBU, a multi-functional alkaline reagent or catalyst, soluble in water, ethanol, has a strong alkaline, in isomer, esterification, condensation, elimination and other reactions are widel
Cas:6674-22-2
Min.Order:1 Kilogram
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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 present,
Cas:6674-22-2
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inquiry1,8-Diazabicyclo[5.4.0]undec-7-ene CAS: 6674-22-2 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 qualit
Cas:6674-22-2
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
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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
Cas:6674-22-2
Min.Order:1 Kilogram
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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
1,8-Diazabicyclo[5.4.0]undec-7-ene CAS:6674-22-2 Specification Density: 1.1±0.1 g/cm3 Boiling Point: 274.6±9.0 °C at 760 mmHg Vapour Pressure: 0.0±0.6 mmHg at 25°C Enthalpy
Cas:6674-22-2
Min.Order:1 Kilogram
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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
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inquiry1-(2,3,4,6,7,8,9,10-Octahydro-pyrimido[1,2-a]azepin-10-yl)-1-phenyl-ethanol
A
1,8-diazabicyclo[5.4.0]undec-7-ene
B
acetophenone
Conditions | Yield |
---|---|
at 150℃; for 2h; Product distribution; | A n/a B 90% |
(2,3,4,6,7,8,9,10-Octahydro-pyrimido[1,2-a]azepin-10-yl)-diphenyl-methanol
A
benzophenone
B
1,8-diazabicyclo[5.4.0]undec-7-ene
Conditions | Yield |
---|---|
at 180℃; for 2h; Product distribution; | A 85% B n/a |
1,8-diazabicyclo<5.4.0>undec-7-ene hidrochloride
1,8-diazabicyclo[5.4.0]undec-7-ene
Conditions | Yield |
---|---|
With tri-n-propylamine; sodium methylate In methanol | 85% |
1,8-diazabicyclo[5.4.0]undec-7-ene
Conditions | Yield |
---|---|
With sodium hydroxide In water; toluene at 20℃; for 1h; Reagent/catalyst; | 78.8% |
pyrrole
methyl 1,8-diazabicyclo[5.4.0]undec-6-ene-8-carboxylate
A
methyl 1H-pyrrole-1-carboxylate
B
1,8-diazabicyclo[5.4.0]undec-7-ene
Conditions | Yield |
---|---|
In chloroform-d1 at 19.84℃; for 56h; | A 78% B n/a |
(2,3,4,6,7,8,9,10-Octahydro-pyrimido[1,2-a]azepin-10-yl)-phenyl-methanol
A
benzaldehyde
B
1,8-diazabicyclo[5.4.0]undec-7-ene
Conditions | Yield |
---|---|
at 180℃; for 2h; Product distribution; | A 32% B n/a |
cyclohexanol
A
phenylacetic acid cyclohexyl ester
B
1,8-diazabicyclo[5.4.0]undec-7-ene
Conditions | Yield |
---|---|
In diethylene glycol dimethyl ether for 24h; Product distribution; Mechanism; Heating; | A 14% B n/a |
methanol
A
1,8-diazabicyclo[5.4.0]undec-7-ene
B
benzeneacetic acid methyl ester
Conditions | Yield |
---|---|
for 65h; Product distribution; Mechanism; Heating; | A n/a B 6% |
A
1-nitro-1-(4-nitrophenyl)ethane
B
1,8-diazabicyclo[5.4.0]undec-7-ene
Conditions | Yield |
---|---|
In toluene at 20℃; Kinetics; Equilibrium constant; Thermodynamic data; other temperatures, other solvent, ΔH (excit.), ΔS(excit.); |
Conditions | Yield |
---|---|
In acetonitrile at 25℃; Rate constant; different solvents; |
A
2,4,6-trinitro(α,αα-D3)toluene
B
1,8-diazabicyclo[5.4.0]undec-7-ene
Conditions | Yield |
---|---|
In 1,2-dichloro-ethane at 25℃; Rate constant; |
1,8-diazabicyclo[5.4.0]undec-7-ene
Conditions | Yield |
---|---|
With amberlite IRA 400 (OH(-)) In methanol |
N-(3-azidopropyl)-ε-caprolactam
1,8-diazabicyclo[5.4.0]undec-7-ene
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: oxalyl bromide / 1,2-dichloro-ethane / 7 h / 0 - 25 °C 2: anisole; MeOH / 1,2-dichloro-ethane / 0.5 h / 25 °C 3: amberlite IRA 400 (OH(-)) / methanol View Scheme |
1,8-diazabicyclo[5.4.0]undec-7-ene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: anisole; MeOH / 1,2-dichloro-ethane / 0.5 h / 25 °C 2: amberlite IRA 400 (OH(-)) / methanol View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: NaH / tetrahydrofuran / 0.5 h / 20 °C 1.2: tetrabutylammonium iodide / tetrahydrofuran / 20 °C 2.1: oxalyl bromide / 1,2-dichloro-ethane / 7 h / 0 - 25 °C 3.1: anisole; MeOH / 1,2-dichloro-ethane / 0.5 h / 25 °C 4.1: amberlite IRA 400 (OH(-)) / methanol View Scheme |
Conditions | Yield |
---|---|
In acetonitrile at 20℃; Equilibrium constant; Further Variations:; concentrations; |
A
5-(4-methoxybenzylidene)-2,2-dimethyl-[1,3]dioxane-4,6-dione
B
1,8-diazabicyclo[5.4.0]undec-7-ene
Conditions | Yield |
---|---|
In acetonitrile at 20℃; Equilibrium constant; Further Variations:; concentrations; |
A
5-(4-methoxy-benzylidene)-1,3-dimethyl-pyrimidine-2,4,6-trione
B
1,8-diazabicyclo[5.4.0]undec-7-ene
Conditions | Yield |
---|---|
In acetonitrile at 20℃; Equilibrium constant; Further Variations:; concentrations; |
A
2-hydroxyethyl(dimethyl)isopropylammonium bis(trifluoromethylsulfonyl)imide
B
1,8-diazabicyclo[5.4.0]undec-7-ene
Conditions | Yield |
---|---|
Inert atmosphere; Heating; |
A
1,8-diazabicyclo[5.4.0]undec-7-ene
Conditions | Yield |
---|---|
at 120℃; for 0.25h; Inert atmosphere; |
methanol
methyl 1,8-diazabicyclo[5.4.0]undec-6-ene-8-carboxylate
A
1,8-diazabicyclo[5.4.0]undec-7-ene
B
carbonic acid dimethyl ester
Conditions | Yield |
---|---|
In chloroform-d1 at 19.84℃; for 16h; Inert atmosphere; | A 100 %Spectr. B 100 %Spectr. |
1,8-diazabicyclo[5.4.0]undec-7-ene
Conditions | Yield |
---|---|
In dimethyl sulfoxide Quantum yield; Irradiation; |
pyrrole
phenyl 1,8-diazabicyclo[5.4.0]undec-6-ene-8-carboxylate
A
1-phenoxycarbonyl pyrrole
B
1,8-diazabicyclo[5.4.0]undec-7-ene
1,8-diazabicyclo[5.4.0]undec-7-ene cation
A
(4'-phenylurea-2,2':6',2''-terpyridine)(2,2':6',2''-terpyridine)ruthenium(II)
B
1,8-diazabicyclo[5.4.0]undec-7-ene
Conditions | Yield |
---|---|
In acetonitrile Equilibrium constant; Solvent; |
1,8-diazabicyclo[5.4.0]undec-7-ene
methyl iodide
8-Methyl-8-aza-1-azonia-bicyclo<5.4.0>undec-1(7)-en-jodid
Conditions | Yield |
---|---|
In dichloromethane at 20℃; for 12h; | 100% |
In benzene | 9 g |
1,8-diazabicyclo[5.4.0]undec-7-ene
dimethyl acetylenedicarboxylate
methyl 2-oxo-4,8-diazatricyclo[6.4.1.04,13]tridec-Δ1,13-en-3-ylideneacetate
Conditions | Yield |
---|---|
In dichloromethane at -45 - 20℃; | 100% |
In chloroform for 0.0333333h; Ambient temperature; | 96% |
Conditions | Yield |
---|---|
In dichloromethane at 20℃; for 0.666667h; | 100% |
at 20℃; for 2h; | 95% |
Conditions | Yield |
---|---|
for 4h; Heating; | 100% |
In ethyl acetate at 20℃; for 48h; | |
In chloroform at 20℃; for 2h; | |
In chloroform at 20℃; for 2h; | |
In ethyl acetate at 20℃; for 48h; |
Conditions | Yield |
---|---|
for 0.333333h; Heating; | 100% |
In ethyl acetate for 48h; | |
In acetonitrile for 48h; |
Conditions | Yield |
---|---|
for 5h; Heating; | 100% |
In acetonitrile at 75℃; for 24h; Inert atmosphere; | 99% |
at 50℃; for 24h; Inert atmosphere; | 87% |
In acetonitrile for 96h; Reflux; | 56% |
cis-dichlorobis(triphenylphosphine)platinum(II)
1,8-diazabicyclo[5.4.0]undec-7-ene
Conditions | Yield |
---|---|
In not given byproducts: (CH3)2SnCl2; not isolated, identified by NMR spectroscopy; | 100% |
cis-dichlorobis(trimethylphosphine)platinum(II)
1,8-diazabicyclo[5.4.0]undec-7-ene
Pt(disulphurdinitrido)(PMe3)2
Conditions | Yield |
---|---|
In not given byproducts: (CH3)2SnCl2; not isolated, identified by NMR spectroscopy; | 100% |
cis-[bis(dimethylphenylphosphane)dichlroplatinum(II)]
1,8-diazabicyclo[5.4.0]undec-7-ene
cis-Pt(disulphurdinitido)(PMe2Ph)2
Conditions | Yield |
---|---|
In not given byproducts: (CH3)2SnCl2; not isolated, identified by NMR spectroscopy; | 100% |
[platinum(II)dichloride(1,2-bis(diphenylphosphino)ethane)]
1,8-diazabicyclo[5.4.0]undec-7-ene
(Pt(S2N2)(Ph2PCH2CH2PPh2))
Conditions | Yield |
---|---|
In not given byproducts: (CH3)2SnCl2; not isolated, identified by NMR spectroscopy; | 100% |
cis-dichlorobis(methyldiphenylphosphine)platinum(II)
1,8-diazabicyclo[5.4.0]undec-7-ene
Conditions | Yield |
---|---|
In not given byproducts: (CH3)2SnCl2; not isolated, identified by NMR spectroscopy; | 100% |
Methyl 3-aminothiophene-2-carboxylate
triethylchlorogermane
1,8-diazabicyclo[5.4.0]undec-7-ene
A
(C2H5)3GeNHC6H5O2S
B
1,8-diazabicyclo<5.4.0>undec-7-ene hidrochloride
Conditions | Yield |
---|---|
In benzene inert atmosphere; addn. of DBU soln. to soln. of Et3GeCl and thiophene derivative, then 36 h, 20°C; filtration off of DBU.HCl, evapn. (reduced pressure), distn. (vac.); elem. anal.; | A 59% B 100% |
Methyl 3-aminothiophene-2-carboxylate
1,8-diazabicyclo[5.4.0]undec-7-ene
dichlorodiphenylgermane
A
(C6H5)2ClGeNHC6H5O2S
B
1,8-diazabicyclo<5.4.0>undec-7-ene hidrochloride
Conditions | Yield |
---|---|
In benzene inert atmosphere; addn. of DBU soln. to soln. of Ph2GeCl2 and thiophene derivative, then 36 h, 20°C; filtration off of DBU.HCl, evapn. (reduced pressure), distn. (vac.); elem. anal.; | A 99% B 100% |
Methyl 3-aminothiophene-2-carboxylate
dichlorodimesitylgermane
1,8-diazabicyclo[5.4.0]undec-7-ene
A
((CH3)3C6H2)2ClGeNHC6H5O2S
B
1,8-diazabicyclo<5.4.0>undec-7-ene hidrochloride
Conditions | Yield |
---|---|
In benzene inert atmosphere; addn. of DBU soln. to soln. of Mes2GeCl2 and thiophene derivative, then 24 h, 20°C; filtration off of DBU.HCl, evapn. (reduced pressure); | A 98% B 100% |
A
5-(4-methoxybenzylidene)-2,2-dimethyl-[1,3]dioxane-4,6-dione
B
1,8-diazabicyclo[5.4.0]undec-7-ene
Conditions | Yield |
---|---|
In acetonitrile at 20℃; Equilibrium constant; Further Variations:; concentrations; |
tricarbonylbis(triphenylphosphite)iron
1,8-diazabicyclo[5.4.0]undec-7-ene
C9H17N2(1+)*Fe(CO)2(P(OC6H5)3)((C6H5O)2POC6H4)(1-)=[C9H17N2][Fe(CO)2(P(OC6H5)3)((C6H5O)2POC6H4)]
Conditions | Yield |
---|---|
In tetrahydrofuran Irradiation (UV/VIS); under N2; stirred soln. Fe(CO)3(P(OPh)3)3 in THF cooled; irradiated for 1-2 h (monitored by IR); C9H16N2 added; stirred for 2 min; not isolated; | 100% |
acetic acid
1,8-diazabicyclo[5.4.0]undec-7-ene
2,3,4,5,7,8,9,10-octahydropyrimido[1,2-a]azepin-1-ium acetate
Conditions | Yield |
---|---|
In dichloromethane at 20℃; for 6h; | 100% |
at 60℃; for 18h; Schlenk technique; | 95% |
at 5 - 20℃; |
1,8-diazabicyclo[5.4.0]undec-7-ene
1,8-diazabicyclo<5.4.0>undec-7-ene hidrochloride
Conditions | Yield |
---|---|
With ammonium chloride In methanol at 20℃; for 6h; | 100% |
With hydrogenchloride In diethyl ether for 1h; Inert atmosphere; | 90% |
With ammonium chloride In methanol |
triisopropylsilyl trifluoromethanesulfonate
1,8-diazabicyclo[5.4.0]undec-7-ene
CF3O3S(1-)*C18H37N2Si(1+)
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 20℃; Inert atmosphere; | 100% |
Conditions | Yield |
---|---|
In chloroform at 20℃; | 100% |
In dichloromethane at 20℃; for 6h; | 92% |
In methanol at 0℃; for 24h; Inert atmosphere; | |
In methanol at 60℃; |
tetra-15-crown-5-phthalocyanine
1,8-diazabicyclo[5.4.0]undec-7-ene
Conditions | Yield |
---|---|
In 1,2-dichloro-benzene placing of tetra-15-crown-5-phthalocyanine (1 equiv.) and Er(OAc)3*2H2O (8 equiv.) in flask with reflux condenser, addn. of 1,2-dichlorobenzene and 1,8-diazabicyclo(5.4.0)undec-7-ene (40 equiv.), heating to 180.degr ee.C, reflux for 4.5 h; cooling, pptn. with hexane, filtration, washing with hexane, dissolving in CHCl3, pptn. with hexane, sonication in acetone for 30 min, addn. of hexane to the volume ratio acetone:hexane=1:1, cooling to -18°C, pptn., filtration, drying; | 100% |
1,8-diazabicyclo[5.4.0]undec-7-ene
(4-nitrophenyl)methyl 3-(2-oxoazepan-1-yl)propylcarbamate
Conditions | Yield |
---|---|
at 70℃; for 2h; | 100% |
Conditions | Yield |
---|---|
In dichloromethane at 20℃; for 20h; | 100% |
1,8-diazabicyclo[5.4.0]undec-7-ene
1,8-diazabicyclo[5.4.0]undec-7-ene hydrobromide
Conditions | Yield |
---|---|
With ammonium bromide In methanol at 20℃; for 6h; | 100% |
With hydrogen bromide In water at 5 - 20℃; for 24h; | 99% |
With hydrogen bromide In acetonitrile at 0 - 20℃; for 2h; | |
With hydrogen bromide for 6h; |
1,8-diazabicyclo[5.4.0]undec-7-ene
Conditions | Yield |
---|---|
In tetrahydrofuran at 20℃; for 1.5h; | 100% |
Conditions | Yield |
---|---|
In methanol; water at 20℃; for 2h; | 100% |
methyl 4-hydroxy-4-methyl-2-pentynoate
1,8-diazabicyclo[5.4.0]undec-7-ene
Conditions | Yield |
---|---|
With water In acetonitrile at 20 - 25℃; for 48h; chemoselective reaction; | 100% |
1,8-diazabicyclo[5.4.0]undec-7-ene
1,8-diazabicyclo[5.4.0]-7-undecene hydroiodide
Conditions | Yield |
---|---|
With ammonium iodide In methanol at 20℃; for 6h; Reagent/catalyst; Solvent; | 100% |
With hydrogen iodide In 1,4-dioxane; water at 20℃; for 12h; | 98% |
Conditions | Yield |
---|---|
Stage #1: 1,4-butane sultone; 1,8-diazabicyclo[5.4.0]undec-7-ene at 20℃; for 0.0833333h; Stage #2: With sulfuric acid at 20℃; | 100% |
Conditions | Yield |
---|---|
Stage #1: 1,4-butane sultone; 1,8-diazabicyclo[5.4.0]undec-7-ene at 20℃; for 0.0833333h; Stage #2: acetic acid at 20℃; | 100% |
1,4-butane sultone
1,8-diazabicyclo[5.4.0]undec-7-ene
trifluoroacetic acid
Conditions | Yield |
---|---|
Stage #1: 1,4-butane sultone; 1,8-diazabicyclo[5.4.0]undec-7-ene at 20℃; for 0.0833333h; Stage #2: trifluoroacetic acid at 20℃; | 100% |
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