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:7521-41-7
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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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inquiryTIANFUCHEM--7521-41-7--2-Amino-3-pyridinecarboxaldehyde in stock Our company was built in 2009 with an ISO certificate.In the past 10 years, we have grown up as a famous fine chemicals supplier in China And we had established stable busin
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inquiryProduct Description Product website: http://www.finerchem.com Product Name 2-Amino-3-formylpyridine CAS No. 752
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inquiryCAS No. 7521-41-7 Name 2-Amino-3-formylpyridine MF C6H7N2O Type Organic intermediate Pu
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inquiry2-Amino-3-pyridinecarboxaldehyde CAS:7521-41-7 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
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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
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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
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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
2-Amino-3-pyridinecarboxaldehyde Basic information Product Name: 2-Amino-3-pyridinecarboxaldehyde Synonyms: 2-Aminopyridine-3-carboxaldehyde,98%;2-Amino-3-pyridinecarboxaldehyde 97%;2-AMINO-3-FORMYLPYRIDINE;2-AMINO-3-PYRIDINECARBOXALDEHYDE;2-A
Cas:7521-41-7
Min.Order:1 Gram
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Type:Lab/Research institutions
inquiryWe Huarong Pharm can provide Customized Synthesis & Process R&D & APIs and intermediates Production & Quality Research & Registration Application, especially our GMP validation service which complies with SFDA, FDA, WHO and EU EMPA. O
Shandong Mopai Biotechnology 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 chemicals. W
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inquiry1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer
Cas:7521-41-7
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Type:Trading Company
inquiryName: 2-Amino-3-pyridinecarboxaldehyde. Synonym:2-Aminopyridine-3-carboxaldehyde,98%;2-Amino-3-pyridinecarboxaldehyde97%;2-AMINO-3-FORMYLPYRIDINE;2-AMINO-3-PYRIDINECARBOChemicalbookXALDEHYDE;2-AMINONICOTINALDEHYDE;2-AMINO-PYRIDIN-3-CARBALDEHYDE;2
Cas:7521-41-7
Min.Order:10 Gram
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inquiryLocated in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Benefiting from the outstanding customer service and h
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GOLDEN PHARMA CO.,LIMITED.is a professional pharmaceutical company,our team have more than 20years expereince in pharmaceutical production and sales. we are a professional technical enterprise specializing in the R & D, production,QA regulation
Stock products, own laboratoryAppearance:Brown to yellow solid Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
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inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou
N-(3-formyl-2-pyridinyl)-2,2-dimethylpropanamide
2-Aminonicotinaldehyde
Conditions | Yield |
---|---|
Stage #1: N-(3-formyl-2-pyridinyl)-2,2-dimethylpropanamide With hydrogenchloride In water for 18h; Heating / reflux; Stage #2: With potassium carbonate In water at 20℃; pH=7; | 100% |
With hydrogenchloride for 4h; Heating; | 93% |
With hydrogenchloride In water |
2-(pivaloylamino)pyridine
N,N-dimethyl-formamide
2-Aminonicotinaldehyde
Conditions | Yield |
---|---|
Multistep reaction; | 84% |
(2-amino-3-pyridinyl)methanol
2-Aminonicotinaldehyde
Conditions | Yield |
---|---|
With manganese(IV) oxide In dichloromethane at 20℃; | 83% |
With manganese(IV) oxide In dichloromethane at 20℃; | 83% |
With manganese(IV) oxide In dichloromethane at 20℃; for 18h; |
2-<3-(dibromomethyl)-2-pyridinyl>-1H-isoindole-1,3(2H)-dione
2-Aminonicotinaldehyde
Conditions | Yield |
---|---|
Stage #1: 2-<3-(dibromomethyl)-2-pyridinyl>-1H-isoindole-1,3(2H)-dione With ammonia In ethanol; water at 4 - 20℃; for 1.16667h; Stage #2: With hydrogenchloride In water for 3h; Heating / reflux; | 70% |
Multi-step reaction with 2 steps 1: NH4OH / ethanol 2: 65 percent / HCl(conc) / 3 h / Heating View Scheme |
2-(3-Iminomethyl-pyridin-2-yl)-isoindole-1,3-dione
2-Aminonicotinaldehyde
Conditions | Yield |
---|---|
With hydrogenchloride for 3h; Heating; | 65% |
2-tert-butylamino-pyridine-3-carbaldehyde
2-Aminonicotinaldehyde
Conditions | Yield |
---|---|
With hydrogenchloride | 52% |
3-cyano-1-methylpyridinium iodide
A
pyridine-3-carbonitrile
B
2-Aminonicotinaldehyde
C
2-methylamino-3-pyridinecarboxaldehyde
Conditions | Yield |
---|---|
With ammonium hydroxide at 180℃; for 35h; | A 45% B 6% C 8% |
2--3-pyridinecarboxaldehyde
2-Aminonicotinaldehyde
Conditions | Yield |
---|---|
With trifluoroacetic acid In dichloromethane at 20℃; Inert atmosphere; | 40% |
Conditions | Yield |
---|---|
With hydrogenchloride In water for 1h; | 38% |
With hydrogenchloride at 100℃; | 38% |
With hydrogenchloride In water for 4h; Reflux; Inert atmosphere; | 30% |
Conditions | Yield |
---|---|
Stage #1: nicotinamide With ammonium sulfamate at 150 - 200℃; for 9h; Stage #2: With ammonia In water for 1h; Stage #3: With hydrogenchloride for 4h; Heating; | 11% |
Multi-step reaction with 2 steps 1: ammonium sulfamate / 11 h / 150 - 200 °C 2: 2 N HCl, water / 4 h / Heating View Scheme | |
Stage #1: nicotinamide With hydrogenchloride; ammonium sulphamate In water Stage #2: With sodium hydroxide |
2-Aminonicotinaldehyde
Conditions | Yield |
---|---|
With ammonium hydroxide; sodium periodate |
2-Aminonicotinaldehyde
Conditions | Yield |
---|---|
With hydrogenchloride; ozone |
Conditions | Yield |
---|---|
With hydrogenchloride; water for 4h; Heating; Yield given; |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 67 percent / DIEA / CH2Cl2 2: 95 percent / LDA 3: 52 percent / aq. HCl View Scheme |
N-tert-butyl-2-aminopyridine
2-Aminonicotinaldehyde
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 95 percent / LDA 2: 52 percent / aq. HCl View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 94 percent / Et3N / various solvent(s) / 2 h / 20 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 93 percent / 190 °C 2: 86.6 percent / NBS, AIBN / CCl4 / Heating 3: NH4OH / ethanol 4: 65 percent / HCl(conc) / 3 h / Heating View Scheme |
2-(3-methyl-2-pyridinyl)-1H-isoindole-1,3(2H)-dione
2-Aminonicotinaldehyde
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 86.6 percent / NBS, AIBN / CCl4 / Heating 2: NH4OH / ethanol 3: 65 percent / HCl(conc) / 3 h / Heating View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 79 percent / triethylamine / CH2Cl2 / 2 h / Ambient temperature 2: 1) n-BuLi, 2) 6 N HCl / THF, hexane 1.) 0 degC, 4h, 2) -78 deg C to room temp. 3: 93 percent / 3 N aqueous HCl / 4 h / Heating View Scheme | |
Multi-step reaction with 3 steps 1.1: tert-butyl alcohol / 30 - 40 °C / Inert atmosphere 2.1: n-butyllithium / tetrahydrofuran; hexane / 0.5 h / -78 °C / Inert atmosphere 2.2: -78 - -20 °C / Inert atmosphere 2.3: -78 - 20 °C / Inert atmosphere 3.1: trifluoroacetic acid / dichloromethane / 20 °C / Inert atmosphere View Scheme | |
Multi-step reaction with 3 steps 1: triethylamine 2: n-butyllithium 3: hydrogenchloride / water View Scheme |
2-(pivaloylamino)pyridine
2-Aminonicotinaldehyde
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 1) n-BuLi, 2) 6 N HCl / THF, hexane 1.) 0 degC, 4h, 2) -78 deg C to room temp. 2: 93 percent / 3 N aqueous HCl / 4 h / Heating View Scheme | |
Multi-step reaction with 2 steps 1: n-butyllithium 2: hydrogenchloride / water View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 2: aqueous NH3; NaIO4 View Scheme |
N-(tert-butoxycarbonyl)-2-aminopyridine
2-Aminonicotinaldehyde
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: n-butyllithium / tetrahydrofuran; hexane / 0.5 h / -78 °C / Inert atmosphere 1.2: -78 - -20 °C / Inert atmosphere 1.3: -78 - 20 °C / Inert atmosphere 2.1: trifluoroacetic acid / dichloromethane / 20 °C / Inert atmosphere View Scheme |
Conditions | Yield |
---|---|
With hydrogenchloride |
2-(3'-pyridyl)pyrido[2,3-d]pyrimidine
2-Aminonicotinaldehyde
Conditions | Yield |
---|---|
With hydrogenchloride for 8h; Reflux; |
2-Aminonicotinaldehyde
cyanoacetic acid amide
2-Amino-1,8-naphthyridine-3-carboxamide
Conditions | Yield |
---|---|
With piperidine at 20℃; for 0.166667h; Friedlander condensation; | 100% |
2-Aminonicotinaldehyde
malonodiamide
2-Amino-1,8-naphthyridine-3-carboxamide
Conditions | Yield |
---|---|
With piperidine In methanol for 0.0333333h; Friedlander condensation; microwave irradiation; | 100% |
2-Aminonicotinaldehyde
cyclopentanone
7,8-dihydro-6H-cyclopenta[b]-1,8-naphthyridine
Conditions | Yield |
---|---|
With ytterbium(III) triflate at 20℃; for 1h; Friedlaender reaction; | 100% |
With 1-butyl-3-methylimidazolium methoxide at 70℃; for 23h; Inert atmosphere; | 90% |
With sodium hydrogensulfate on silicagel In neat (no solvent) at 80℃; for 0.533333h; Friedlaender Quinoline Synthesis; Green chemistry; | 85% |
With Poly(2-acrylamido-2-methylpropanesulfonic acid-co-acrylic acid) In neat (no solvent) at 110℃; for 0.666667h; Friedlaender Quinoline Synthesis; Green chemistry; | 82% |
Conditions | Yield |
---|---|
With L-proline | 99% |
With L-proline In ethanol for 16h; Reflux; | 99% |
With L-proline In ethanol Reflux; | 99% |
2-Aminonicotinaldehyde
pyruvic acid methyl ester
1,8-naphthyridine-2-carboxylic acid
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol; water at 20℃; for 16h; Cooling; | 99% |
With water; sodium hydroxide In ethanol at 0 - 20℃; for 18h; |
2-Aminonicotinaldehyde
o-hydroxyacetophenone
2-(2-hydroxyphenyl)-1,8-naphthyridine
Conditions | Yield |
---|---|
With potassium hydroxide In methanol at 65℃; for 7h; | 98% |
With potassium hydroxide for 0.05h; microwave irradiation; | 90% |
With potassium hydroxide In methanol; water at 60℃; Friedlaender Quinoline Synthesis; | 82% |
With sulfuric acid In acetic acid for 3h; Heating; | 78% |
With potassium hydroxide In ethanol for 4h; Heating; |
2-Aminonicotinaldehyde
N-phenylacetoacetamide
2-methyl-N-phenyl-1,8-naphthyridine-3-carboxamide
Conditions | Yield |
---|---|
With lithium chloride for 0.0833333h; Friedlaender condensation; microwave irradiation; | 98% |
With toluene-4-sulfonic acid at 20℃; for 5h; Friedlander condensation; | 92% |
With zirconyl chloride octahydrate In neat (no solvent, solid phase) at 70 - 80℃; for 0.15h; | 92% |
2-Aminonicotinaldehyde
acetylacetone
1-(2-methyl-1,8-naphthyridin-3-yl)ethan-1-one
Conditions | Yield |
---|---|
With charcoal MgO In neat (no solvent) at 49.84℃; for 1h; Temperature; Friedlaender Quinoline Synthesis; Green chemistry; | 98% |
With piperidine at 20℃; for 0.333333h; Friedlander condensation; | 96% |
With sodium hydrogensulfate on silicagel In neat (no solvent) at 80℃; Solvent; Temperature; Friedlaender Quinoline Synthesis; Green chemistry; | 96% |
2-Aminonicotinaldehyde
malononitrile
2-amino-3-cyano-1,8-naphthyridine
Conditions | Yield |
---|---|
With piperidine at 20℃; for 0.0333333h; Friedlander condensation; | 98% |
piperidine In ethanol | 95% |
2-Aminonicotinaldehyde
p-methoxybenzylnitrile
2-amino-3-(p-methoxyphenyl)-1,8-naphthyridine
Conditions | Yield |
---|---|
With piperidine at 20℃; for 0.133333h; | 98% |
With potassium hydroxide Microwave irradiation; | |
With piperidine In neat (no solvent) at 20℃; |
2-Aminonicotinaldehyde
cyanoacetic acid amide
2-amino-3-cyano-1,8-naphthyridine
Conditions | Yield |
---|---|
With piperidine In methanol for 0.00833333h; Friedlander condensation; microwave irradiation; | 98% |
2-Aminonicotinaldehyde
1,1′-(pyrazine-2,5-diyl)diethanone
Conditions | Yield |
---|---|
With potassium hydroxide In ethanol for 5h; Friedlaender condensation; Heating; | 98% |
2-Aminonicotinaldehyde
3-chloro-benzeneacetonitrile
2-amino-3-(m-chlorophenyl)-1,8-naphthyridine
Conditions | Yield |
---|---|
With potassium hydroxide for 0.0333333h; microwave irradiation; | 98% |
With piperidine In neat (no solvent) Milling; Green chemistry; |
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol; water for 1h; Friedlaender reaction; Heating; | 98% |
2-Aminonicotinaldehyde
2-Chlorophenylacetonitrile
2-amino-3-(o-chlorophenyl)-1,8-naphthyridine
Conditions | Yield |
---|---|
With sodium hydroxide for 0.0333333h; microwave irradiation; | 98% |
2-Aminonicotinaldehyde
4-Bromophenylacetonitrile
2-amino-3-(p-bromophenyl)-1,8-naphthyridine
Conditions | Yield |
---|---|
With potassium hydroxide for 0.0416667h; microwave irradiation; | 98% |
With piperidine In neat (no solvent) Milling; Green chemistry; | |
With piperidine In neat (no solvent) at 20℃; |
2-Aminonicotinaldehyde
4-Nitrophenylacetonitrile
2-amino-3-(p-nitrophenyl)-1,8-naphthyridine
Conditions | Yield |
---|---|
With potassium hydroxide for 0.025h; microwave irradiation; | 98% |
With piperidine In neat (no solvent) Milling; Green chemistry; | |
With piperidine In neat (no solvent) at 20℃; |
2-Aminonicotinaldehyde
Conditions | Yield |
---|---|
With potassium hydroxide In ethanol Friedlaender condensation; Heating; | 98% |
2-Aminonicotinaldehyde
2-Acetylthiazole
2-(1,8-naphthyridin-2-yl)thiazole
Conditions | Yield |
---|---|
With potassium hydroxide In methanol; water at 60℃; | 98% |
With potassium hydroxide In methanol at 60℃; Inert atmosphere; Schlenk technique; Reflux; | 82% |
With potassium hydroxide In methanol | 46% |
2-Aminonicotinaldehyde
3-fluorophenylacetonitrile
2-amino-3-(3-fluorophenyl)-1,8-naphthyridine
Conditions | Yield |
---|---|
With potassium hydroxide In water for 0.0416667h; Microwave irradiation; | 98% |
2-Aminonicotinaldehyde
2-fluorophenyl acetonitrile
2-amino-3-(2-fluorophenyl)-1,8-naphthyridine
Conditions | Yield |
---|---|
With potassium hydroxide for 0.0333333h; Microwave irradiation; Neat (no solvent); | 98% |
2-Aminonicotinaldehyde
4-fluorophenylacetonitrile
2-amino-3-(4-fluorophenyl)-1,8-naphthyridine
Conditions | Yield |
---|---|
With potassium hydroxide Microwave irradiation; | 98% |
With piperidine In neat (no solvent) Milling; Green chemistry; | |
With piperidine In neat (no solvent) at 20℃; |
2-Aminonicotinaldehyde
methyl 3-oxohexanoate
2-propyl-1,8-naphthyridine-3-carboxylic acid
Conditions | Yield |
---|---|
In toluene at 110℃; for 24h; Friedlaender Quinoline Synthesis; Inert atmosphere; | 98% |
2-Aminonicotinaldehyde
Ethyl 3-cyclopropyl-3-oxopropionate
2-cyclopropyl-[1,8]-naphthyridine-3-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
With sodium hydrogensulfate on silicagel In neat (no solvent) at 80℃; for 0.666667h; Friedlaender Quinoline Synthesis; Green chemistry; | 98% |
2-Aminonicotinaldehyde
3-trifluoromethylphenylacetonitrile
3-[3-(trifluoromethyl)phenyl][1,8]naphthyridin-2-amine
Conditions | Yield |
---|---|
With potassium hydroxide for 0.0416667h; Microwave irradiation; | 98% |
2-Aminonicotinaldehyde
1-(6-methoxypyridin-2-yl)ethan-1-one
Conditions | Yield |
---|---|
With potassium hydroxide In ethanol at 60℃; for 4h; Inert atmosphere; Schlenk technique; | 98% |
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