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
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:51-45-6
Min.Order:1 Kilogram
Negotiable
Type:Manufacturers
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:51-45-6
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryOur 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
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
WITH 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:51-45-6
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
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:51-45-6
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
Histamine CAS:51-45-6 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 intermediates, ste
Cas:51-45-6
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
Henan 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
Hubei CuiRan Biotechnology Co., Ltd is a leading company in the research, development, manufacture and marketing of High Quality Phytochemicals and Extracts(especially Active Ingredients from Traditional Chinese Medicine,Traditional Chinese Medicine)
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
Packing: 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 Transportation:Express/Sea/Air Port:Ningbo/Shanghai/Qingd
J&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
Zibo 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:51-45-6
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiry2-imidazol-4-ylethylamineAppearance:yellow crystalline Storage:In Shade Package:according to customers' requirements Application:chemical research Transportation:By air(EMS or EUB or FedEx or TNT ect...) or by sea(FOB or CIF or CNF ect...)or accordin
Superior quality, moderate price & quick delivery. Appearance:white powder Storage:Sealed and stored in a cool,dark place Package:25kg/drum, or as per your request. Application:Used for active pharmaceutical ingredients Transportation:as p
Established in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site
Our 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
GMP 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,
High quality, competitive price, fast delivery and first-class service we possesses have won the trust and praise of customers. Standard: BP/USP/EP The purity is equal or greater than 99%. As a supplier, we can provide high-quality products. Cle
Cas:51-45-6
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryHistamine Chemical Properties Melting point 83-84 °C (lit.) Boiling point 167 °C/0.8 mmHg (lit.) density 0.9902 (rough estimate) refractive index 1.4690 (estimate) storage temp. −20°C pka 6.04(at 25℃) form
Hangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu
Cangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new api
zhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed produc
Cas:51-45-6
Min.Order:1 Kilogram
FOB Price: $46.0
Type:Lab/Research institutions
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp
Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:51-45-6
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry4-cyanomethylimidazole
histamine
Conditions | Yield |
---|---|
With hydrazine hydrate In ethanol at 60℃; for 1h; Autoclave; Industrial scale; | 66% |
With ammonia; nickel |
4-(2-chloroethyl)-1H-imidazole
histamine
Conditions | Yield |
---|---|
With ethanol; ammonia |
monocloridrato di 2-(2-tiono-4-imidazolin-4-il)etilamina
histamine
Conditions | Yield |
---|---|
With water; iron(III) chloride |
Conditions | Yield |
---|---|
bei der Zersetzung durch Bakterien der Coli-Typhus-Gruppe; | |
bei der Zersetzung durch Bakterien der Coli-Typhus-Gruppe in saurem Medium und bei Gegenwart von kohlenstoff- und stickstoffliefernden Substanzen; | |
Bakterielle Bildung bei der Faeulnis von Sojabohnen zurueckzufuehren; |
Conditions | Yield |
---|---|
With sulfuric acid at 240 - 250℃; |
Conditions | Yield |
---|---|
at 240℃; unter vermindertem Druck; Behandeln des Reaktionsprodukts mit konz. Salzsaeure bei 180gradC; | |
at 240℃; im Vakuum und Behandeln des Reaktionsprodukts mit konz.Salzsaeure bei 180grad; |
Conditions | Yield |
---|---|
Multistep reaction; |
Anguibactin
A
histamine
B
2,3-Dihydroxybenzoic acid
C
Dehydrocystine
Conditions | Yield |
---|---|
With hydrogenchloride at 100℃; for 24h; |
histamine
Conditions | Yield |
---|---|
With tri-n-propylamine In gas at 69.9℃; Thermodynamic data; δΔGH+(g), var. bases; |
histamine
Conditions | Yield |
---|---|
With ethanol; sodium |
Conditions | Yield |
---|---|
at 265 - 270℃; |
Conditions | Yield |
---|---|
at 265 - 270℃; |
Conditions | Yield |
---|---|
mit UV-Licht; |
Conditions | Yield |
---|---|
durch Faeulnisbakterien; | |
durch Faeulnisbakterien; |
Conditions | Yield |
---|---|
durch Faeulnisbakterien; | |
durch Faeulnisbakterien; |
Conditions | Yield |
---|---|
at 265 - 270℃; |
Conditions | Yield |
---|---|
durch Faeulnisbakterien; | |
durch Faeulnisbakterien; |
Conditions | Yield |
---|---|
durch Faeulnisbakterien; |
Conditions | Yield |
---|---|
durch Faeulnisbakterien; |
Conditions | Yield |
---|---|
durch Faeulnisbakterien; |
Conditions | Yield |
---|---|
at 240 - 250℃; |
water
monocloridrato di 2-(2-tiono-4-imidazolin-4-il)etilamina
iron(III) chloride
histamine
Conditions | Yield |
---|---|
With sodium hydroxide |
Conditions | Yield |
---|---|
With Enterobacter aerogenes DL-1 histidine decarboxylase In aq. phosphate buffer at 40℃; pH=6.8; Kinetics; Concentration; Enzymatic reaction; | |
Multi-step reaction with 2 steps 1: trichloroisocyanuric acid; sodium hydroxide / water / 0.5 h / 20 °C / Industrial scale 2: hydrazine hydrate / ethanol / 1 h / 60 °C / Autoclave; Industrial scale View Scheme | |
With copper(I) bromide at 100 - 110℃; for 10h; Inert atmosphere; Darkness; | |
With pyridoxal 5'-phosphate; C179S/C417S double mutant of histidine decarboxylase from human In aq. phosphate buffer at 37℃; for 0.0833333h; pH=6.5; Kinetics; Reagent/catalyst; Enzymatic reaction; |
Conditions | Yield |
---|---|
With histamine dehydrogenase from Rhizobium species Enzymatic reaction; |
Conditions | Yield |
---|---|
In methanol; water at 150℃; for 1.5h; Sealed tube; |
Conditions | Yield |
---|---|
In methanol for 4h; Ambient temperature; | 100% |
Conditions | Yield |
---|---|
With sodium hydrogencarbonate In acetone for 0.166667h; Heating; | 100% |
With sodium hydrogencarbonate In acetone at 30 - 100℃; Kinetics; Product distribution; |
histamine
trifluoroacetic anhydride
2,2,2-trifluoro-N-[2-(1H-imidazol-4-yl)ethyl]acetamide
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; | 100% |
histamine
8-chloro-5,10-dihydro-11H-dibenzo[b,e][1,4]diazepine-11-thione
Conditions | Yield |
---|---|
In 2-ethoxy-ethanol; hexane; dichloromethane; ethyl acetate | 99.2% |
histamine
bis(β-isocyanatoethyl)disulfide
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide for 24h; | 99% |
histamine
2-phenyl-4-(adamantane-2'-spiro)-oxazolin-5-one
N-[(2-benzoylamino-adamantan-2-yl)carbonyl]-2-(imidazol-4-yl)-ethylamine
Conditions | Yield |
---|---|
In acetonitrile at 60℃; for 0.116667h; | 99% |
In tetrahydrofuran; dichloromethane at 100℃; Flow reactor; | 0.390 g |
diethylenetriaminepentaacetic dianhydride
histamine
Conditions | Yield |
---|---|
In acetonitrile at 20℃; for 6h; Acylation; addition; | 95% |
(Z)-5-[(methylthio)(4-methylphenylamino)methylidene]-1-(4-methoxyphenyl)pyrimidine-2,4,6(1H,3H,5H)-trione
histamine
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide for 0.05h; Heating; | 95% |
Conditions | Yield |
---|---|
In acetonitrile at 95℃; | 95% |
Conditions | Yield |
---|---|
In ethanol for 55h; Reflux; | 95% |
histamine
ethyl 4-amino-7-(pyridin-4-yl)pyrrolo[2,1-f][1,2,4]triazine-5-carboxylate
4-amino-N-(2-(1H-imidazol-4-yl)ethyl)-7-(4-pyridinyl)pyrrolo[2,1-f][1,2,4]triazine-5-carboxamide
Conditions | Yield |
---|---|
at 100℃; for 2.5h; Inert atmosphere; | 94% |
histamine
4-((E)-2-(dimethylamino)vinyl)-5,5-dimethyl-2-oxo-2,5-dihydrofuran-3-carbonitrile
4-(2-(1H-imidazol-4-yl)ethylamino)-1,1-dimethylfuro[3,4-c]pyridin-3(1H)-one
Conditions | Yield |
---|---|
Heating; | 94% |
histamine
N-tert-butoxycarbonyl-γ-aminobutyric acid pentafluorophenyl ester
N-tert-butoxycarbonyl-γ-aminobutyrylhistamine
Conditions | Yield |
---|---|
93% | |
In N,N-dimethyl-formamide a) 20 deg C, 1 h, b) 0 deg C, 24 h; | 92.47% |
Conditions | Yield |
---|---|
Stage #1: C50H74N2O6Si With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In dichloromethane; N,N-dimethyl-formamide for 0.0833333h; Stage #2: histamine In dichloromethane; N,N-dimethyl-formamide at 20℃; for 2h; | 93% |
Conditions | Yield |
---|---|
In isopropyl alcohol at 70℃; for 19h; | 93% |
Conditions | Yield |
---|---|
In toluene for 5h; Heating; | 92% |
In toluene Condensation; Heating; | |
In toluene for 3h; Condensation; Heating; Dean-Stark conditions; |
Conditions | Yield |
---|---|
In chloroform Heating; | 92% |
Conditions | Yield |
---|---|
With diphenyl phosphoryl azide; triethylamine In N,N-dimethyl acetamide at 20℃; for 12h; Inert atmosphere; Darkness; | 92% |
Conditions | Yield |
---|---|
In chloroform for 20h; Inert atmosphere; Reflux; | 92% |
histamine
N-methyl-2-imidazolcarboxaldehyde
Conditions | Yield |
---|---|
In ethanol for 4h; Reflux; | 92% |
Conditions | Yield |
---|---|
In pyridine for 3h; Ambient temperature; | 91% |
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