Zhangjiagang Huamao Fine Chemical Co., Ltd. was founded in 2006. It is a Sino-US joint venture engaged in research and production. The company is situated in Yangtze River International Chemical Industrial Park, Free Trade Zone, Zhangjiagang. Based o
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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inquiryProduct description: Product name Carbobenzoxyhydrazide CAS number 5331-43-1 Assay ≥98% Appearance White crystal Capacity 200mt/year Application Pesticide/pharmaceutical inte
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inquiryUnique advantages for Carbobenzoxyhydrazide Cas 5331-43-1 Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:White crystalline powder Storage:Store in 2-8℃ Package:1kg/foil bag;
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inquiry1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience 2. Free samples will be provided,ensure specifications and quality are right for customer 3. Customers will receive the most professional techn
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inquiryName:benzyl carbazate CAS NO: 5331-43-1 Grade:Medical scientific research and export Molecular formula:C8H10N2O2 Molecular weight:166.18 Product Quality 12 years of chemical raw materials Mature operation of the industry System stability
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inquiryCarbobenzoxyhydrazide Basic information Product Name: Carbobenzoxyhydrazide Synonyms: hydrazinecarboxylicacid,phenymethylester;phenymethylhydrazinecarboxylate;Phenylmethyl N-aminocarbamate;Carbobenzoxyhydrazide,98%;Carbobenzoxyhydrazid;Carboben
Carbobenzoxyhydrazide Basic information Product Name: Carbobenzoxyhydrazide Synonyms: Benzyl hydrazinecarboxylate;benzylhydrazinocarboxylate;Hydrazinecarboxylicacid,phenylmethylester;hyd
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inquiryOur advantages: 1, High quality with competitive price: 1) Standard:BP/USP/EP/Enterprise standard 2) All Purity≥99% 3) We are manufacturer and can provide high quality products with factory price. 2, Fast and safe delivery 1) Parcel can be
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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
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inquiryCAS 5331-43-1 Name Carbobenzoxyhydrazide Appearance White crystal Application Pharmaceutical Intermediates Pharmaceutical Intermediate
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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 prese
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inquiryProduct Detail Minimum Order Qty. 10 Gram
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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
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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
Hangzhou 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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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
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inquiryProduct name: Benzyl Carbazate CAS No.:5331-43-1 Molecule Formula:C8H10N2O2 Molecule Weight:166.68 Purity: 98.0% Package: 25kg/drum Description:White or off-white powder Manufacture Standards:Enterprise Standard TESTING ITEMS
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inquiryGMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
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inquiryCarbobenzoxyhydrazide Chemical Properties Melting point 65-68 °C (lit.) Boiling point 294.38°C (rough estimate) density 1.2265 (rough estimate) refractive index 1.6180 (estimate) Fp >230 °F storage temp. 2-8°
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inquiryfactory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
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inquiryC11H11Cl3N2O4
N-benzyloxycarbonyl-hydrazine
Conditions | Yield |
---|---|
With chloro-trimethyl-silane; mischmetal (50 percent Ce, 25 percent La, 16 percent Nd, 6 percent Pr) In tetrahydrofuran for 3h; Heating; | 99% |
Conditions | Yield |
---|---|
With lithium carbonate; hydrazine hydrate In ethyl acetate at 30 - 120℃; for 2.75h; Temperature; Solvent; Reagent/catalyst; Inert atmosphere; | 95% |
With potassium carbonate; hydrazine hydrate In tetrahydrofuran at -20℃; for 2h; | 90% |
With hydrazine hydrate In diethyl ether for 1h; Acylation; | 82% |
With chloroform; hydrazine hydrate | |
(i) N2H4*H2O, (ii) HCl; Multistep reaction; |
N-benzyloxycarbonylimidazole
N-benzyloxycarbonyl-hydrazine
Conditions | Yield |
---|---|
With hydrazine hydrate In tetrahydrofuran at 20℃; | 95% |
With hydrazine hydrate In dichloromethane at 0 - 20℃; for 1.5h; | 5.78 g |
Conditions | Yield |
---|---|
In diethyl ether at -5 - 20℃; for 2h; | 58% |
hydrazinecarboxylic acid methyl ester
benzyl alcohol
N-benzyloxycarbonyl-hydrazine
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide | 39% |
benzyl 4-nitrophenyl carbonate
N-benzyloxycarbonyl-hydrazine
Conditions | Yield |
---|---|
With hydrazine hydrate In dichloromethane at 0 - 20℃; Inert atmosphere; | 24% |
Conditions | Yield |
---|---|
With hydrazine hydrate at 110℃; | |
With hydrazine hydrate auf dem Dampfbad; | |
With hydrazine hydrate In isopropyl alcohol |
A
N-benzyloxycarbonyl-hydrazine
Conditions | Yield |
---|---|
In acetonitrile at 25℃; Equilibrium constant; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: (i) Na, petroleum ether, (ii) /BRN= 471308/, KI, DMF 2: N2H4*H2O / propan-2-ol View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: dichloromethane / 1 h / 20 °C 2: hydrazine hydrate / dichloromethane / 1.5 h / 0 - 20 °C View Scheme |
Conditions | Yield |
---|---|
In dichloromethane at 0℃; | 100% |
With triethylamine In dichloromethane at 0 - 20℃; for 2h; | 77% |
2-(4-formylphenyl)pyridine
N-benzyloxycarbonyl-hydrazine
C20H17N3O2
Conditions | Yield |
---|---|
In isopropyl alcohol at 80℃; for 16h; | 100% |
1-(tert-butoxycarbonyl)-3-(ethoxycarbonyl)piperidine-3-carboxylic acid
N-benzyloxycarbonyl-hydrazine
1-tert-butyl 3-ethyl 3-({2-[(benzyloxy)carbonyl]hydrazino}carbonyl)piperidine-1,3-dicarboxylate
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 16h; | 100% |
Conditions | Yield |
---|---|
With sodium hydroxide In ethyl acetate at 50℃; for 16h; Reagent/catalyst; | 100% |
methyl N-{[(1,1-dimethylethyl)oxy]carbonyl}-N-(2-oxoethyl)glycinate
N-benzyloxycarbonyl-hydrazine
Conditions | Yield |
---|---|
With sodium sulfate In methanol at 20℃; for 2h; | 100% |
Pd(t-BuNC)2Cl2
N-benzyloxycarbonyl-hydrazine
Conditions | Yield |
---|---|
In tetrahydrofuran at 20℃; for 5h; | 100% |
di-tert-butyl dicarbonate
N-benzyloxycarbonyl-hydrazine
1-tert-butoxycarbonyl-2-carbobenzyloxyhydrazine
Conditions | Yield |
---|---|
With triethylamine In dichloromethane | 99% |
With dmap; triethylamine In dichloromethane for 24h; | 90% |
With triethylamine In tetrahydrofuran at 20℃; for 16h; Inert atmosphere; | 89% |
N-benzyloxycarbonyl-hydrazine
acetone
2-(propan-2-yliden)hydrazinecarboxylic acid benzyl ester
Conditions | Yield |
---|---|
In toluene at 20 - 60℃; for 26h; | 99% |
With triethylamine In methanol for 2h; Heating; | 97% |
In toluene a.) 50 degC, 30 min, b.) room temp., 12 h; | 94% |
N-benzyloxycarbonyl-hydrazine
C22H23N3O2S
Conditions | Yield |
---|---|
In isopropyl alcohol at 80℃; for 18h; | 99% |
4-tolyl iodide
N-benzyloxycarbonyl-hydrazine
benzyl 1-p-tolylhydrazinecarboxylate
Conditions | Yield |
---|---|
With copper(l) iodide; 1,10-Phenanthroline; caesium carbonate In N,N-dimethyl-formamide at 20 - 80℃; Inert atmosphere; | 99% |
1-tert-butyl-4-iodobenzene
N-benzyloxycarbonyl-hydrazine
benzyl 1-(4-tert-butylphenyl)hydrazinecarboxylate
Conditions | Yield |
---|---|
With copper(l) iodide; 1,10-Phenanthroline; caesium carbonate In N,N-dimethyl-formamide at 20 - 80℃; Inert atmosphere; | 99% |
N-benzyloxycarbonyl-hydrazine
4,5-diphenylocta-1,7-diyne-4,5-diol
benzyl (2,5-dimethyl-3a,6a-diphenylhexahydro-2,5-epiminofuro[3,2-b]furan-7-yl)carbamate
Conditions | Yield |
---|---|
With (N'-(tbutyl)-N,N-diethylcarbamimidoyl)gold(I) chloride; silver(I) triflimide In acetonitrile at 20℃; for 16h; Inert atmosphere; | 99% |
N-benzyloxycarbonyl-hydrazine
isobutyraldehyde
(2E)-(2-methylpropyliden)hydrazinecarboxylic acid benzyl ester
Conditions | Yield |
---|---|
In toluene at 20 - 60℃; for 26h; | 99% |
N-benzyloxycarbonyl-hydrazine
5-hydroxyvanillin
(E)-benzyl 2-(3,4-dihydroxy-5-methoxybenzylidene)hydrazinecarboxylate
Conditions | Yield |
---|---|
In ethanol Reflux; | 99% |
N-benzyloxycarbonyl-hydrazine
vanillin
(E)-benzyl 2-(4-hydroxy-3-methoxybenzylidene)hydrazinecarboxylate
Conditions | Yield |
---|---|
In ethanol Reflux; | 99% |
N-benzyloxycarbonyl-hydrazine
3,4-dihydroxybenzaldehyde
(E)-benzyl 2-(3,4-dihydroxybenzylidene)hydrazinecarboxylate
Conditions | Yield |
---|---|
In ethanol Reflux; | 99% |
2,4-dihydroxy-5-methoxybenzaldehyde
N-benzyloxycarbonyl-hydrazine
(E)-benzyl 2-(2,4-Dihydroxy-5-methoxybenzylidene)hydrazinecarboxylate
Conditions | Yield |
---|---|
In ethanol Reflux; | 99% |
Conditions | Yield |
---|---|
In methanol at 20℃; | 98% |
In hexane for 8h; Heating; | 79% |
In methanol at 65℃; |
Conditions | Yield |
---|---|
In hexane for 8h; Heating; | 98% |
N-benzyloxycarbonyl-hydrazine
N'-((DL)-2-tert-butoxycarbonylamino-3-phenyl-propionyl)-hydrazine carboxylic acid benzyl ester
Conditions | Yield |
---|---|
Stage #1: 2-(tert-butoxycarbonylamino)-3-phenylpropionic acid With benzotriazol-1-ol; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 0.5h; Stage #2: N-benzyloxycarbonyl-hydrazine In dichloromethane at 20℃; | 98% |
3-methoxy-1-iodobenzene
N-benzyloxycarbonyl-hydrazine
benzyl 1-(3-methoxyphenyl)hydrazinecarboxylate
Conditions | Yield |
---|---|
With copper(l) iodide; 1,10-Phenanthroline; caesium carbonate In N,N-dimethyl-formamide at 20 - 80℃; Inert atmosphere; | 98% |
N-benzyloxycarbonyl-hydrazine
3,4,5-trimethoxy-benzaldehyde
(E)-benzyl 2-(3,4,5-trimethoxybenzylidene)hydrazinecarboxylate
Conditions | Yield |
---|---|
In ethanol Reflux; | 98% |
N-benzyloxycarbonyl-hydrazine
Conditions | Yield |
---|---|
With 4-methyl-morpholine; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 25 - 30℃; for 16h; | 98% |
N-benzyloxycarbonyl-hydrazine
1-(but-3-enyl)-2-oxocyclohexanecarboxylic acid ethyl ester
Conditions | Yield |
---|---|
In ethanol | 98% |
N-benzyloxycarbonyl-hydrazine
Conditions | Yield |
---|---|
In ethanol | 98% |
Conditions | Yield |
---|---|
In ethanol; water at 80℃; for 4h; | 98% |
N-benzyloxycarbonyl-hydrazine
salicylaldehyde
benzyl (E)-2-(2-hydroxybenzylidene)hydrazine-1-carboxylate
Conditions | Yield |
---|---|
In ethanol at 20℃; for 0.666667h; | 97.8% |
In ethanol Reflux; | 91.5% |
para-iodoanisole
N-benzyloxycarbonyl-hydrazine
benzyl 1-(4-methoxyphenyl)hydrazinecarboxylate
Conditions | Yield |
---|---|
With copper(l) iodide; 1,10-Phenanthroline; caesium carbonate In N,N-dimethyl-formamide at 20 - 80℃; Inert atmosphere; | 97% |
With copper(l) iodide; 1,10-Phenanthroline; caesium carbonate In N,N-dimethyl-formamide at 80℃; for 1h; Inert atmosphere; | 51% |
Conditions | Yield |
---|---|
at 15℃; for 16h; | 97% |
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