Contact Us

Pharmaceutical intermediate Butyl nitrite CAS 544-16-1

Just fill in the form below, click submit, you will get the price list, and we will contact you within one working day. Please also feel free to contact us via email or phone. (* is required).

  • CAS No.544-16-1,Butyl nitrite Suppliers,MSDS download

    544-16-1 1-BUTYL NITRITE. Min.Order: 1 Kilogram. FOB Price: USD 0.0-0.0/Kilogram. About us HK Luyunjia Chemical Industry Co.,Ltd is a high-tech company specializing in R&D and manufacturing of photoinitiators monomers and oligomers, UV absorbers and pharmaceutical intermediates, and pharmaceutical intermediates

    Get Price
  • 544-16-1 - n-Butyl nitrite, 95% - H56501 - Alfa Aesar

    2020-8-3 · 544-16-1. Synonyms ... It is used as pharmaceutical intermediate. Notes. Store in a cool dry place. Incompatible with oxidizing agents. Keep container tightly closed. ... Alkoxy radical reactions: the isomerization of n-butoxy radicals generated from the pyrolysis of n-butyl nitrite.Chem. Phys. Lett. 1978, 60 (1),108-111 . GHS Hazard and ...

    Get Price
  • Butyl nitrite | CAS#:544-16-1 | Chemsrc

    2021-4-2 · 英文名称:butyl nitrite CAS:544-16-1 纯度:98.5% 包装信息:400RMB/KG 公司名称: 北京百灵威科技有限公司 联系电话: 400-666-7788 010-82848833 产品介绍: 中文名称:亚硝酸正丁酯 英文名称:n-Butyl nitrite, 95% CAS:544-16-1 ...

    Get Price
  • Butyl nitrite 95 % | 544-16-1 | Sigma-Aldrich

    亚硝酸丁酯 butyl nitrite 544-16-1 - CAS 数据库 生意宝 | 全球化工网 | 韩国化工网 | ChinaChemNet 点击下载生意通,与百万生意人谈生意! ·免费注册 ·用户登录 ·服务中心 助手 ...

    Get Price
  • n-Butyl nitrite | 544-16-1 supplier and manufacturer ...

    Butyl nitrite 95% CAS Number 544-16-1. Linear Formula CH 3 (CH 2) 3 ONO . Molecular Weight 103.12 . Beilstein/REAXYS Number 1701036 . EC Number 208-862-1. MDL number MFCD00002058. PubChem Substance ID 24853580. NACRES NA.22

    Get Price
  • CAS # 544-16-1, 1-Butyl nitrite, Nitrous acid butyl ester

    Our products mainly cover pharmaceutical intermediates, cosmetic intermediate, pesticides intermediates, catalysts, organic auxiliaries and other fine chemical. Autech Industry have advanced production facilities and perfect product testing equipment. Autech Industry Co.,Limited is supplier for n-Butyl nitrite. The quality of ...

    Get Price
  • Butyl nitrite supplier | CasNO.544-16-1 - LookChem

    2021-3-23 · chemBlink provides information about CAS # 544-16-1, 1-Butyl nitrite, Nitrous acid butyl ester, molecular formula: C4H9NO2.

    Get Price
  • CAS No. 544-16-1 | Sigma-Aldrich

    Preparation of Butyl nitrite: it is prepared by reaction of butan-1-ol. The reaction needs reagents NaNO 2, H 2 SO 4 and solvent H 2 O at the temperature of 0 °C for 1 hour. The yield is about 80%. Uses of Butyl nitrite: it can be used as solvent, analytical reagent and organic synthesis intermediate.

    Get Price
  • 1-Butyl nitrite price,buy 1-Butyl nitrite - chemicalbook

    1-Butyl nitrite price,buy 1-Butyl nitrite,1-Butyl nitrite Manufacturers ,1-Butyl nitrite Suppliers Directory - Find a 1-Butyl nitrite Manufacturer and Supplier. Suppliers, Exporters at chemicalbook.com

    Get Price
  • CAS No. 83857-96-9 | Sigma-Aldrich

    Search results for 83857-96-9 at Sigma-Aldrich

    Get Price
  • DCM LR | Sigma-Aldrich

    Search results for DCM LR at Sigma-Aldrich. EPA CLP SOW OLM04 Semi-Volatile Mix solution. 1 Product Result

    Get Price
  • (PDF) Exploring Flow Procedures for Diazonium

    pentyl nitrite (CAS: 463-04-7) and i sopropyl nitrite (CAS: 541-42-4); the reactor set-up u sed is shown in Figure 5. Conversion of the aniline starting material was determined by 1 H-NMR analysis ...

    Get Price
  • Defining Hazardous Waste: Listed, Characteristic and

    A solid waste is a hazardous waste if it is specifically listed as a known hazardous waste or meets the characteristics of a hazardous waste. Listed wastes are wastes from common manufacturing and industrial processes, specific industries and can be generated from discarded commercial products.

    Get Price
  • Zhejiang Tongfeng Chemical Factory - Linhai, Zhejiang ...

    Profile: Zhejiang Tongfeng Chemical Factory produces daily chemical, intermediate and pharmaceutical, dyestuff, fire extinguishing agent & photosensitive materials. We are an ISO 9001:2000 and ISO 14001:1996 certified company.

    Get Price
  • Sonogashira Couplings Catalyzed by Collaborative (N ...

    2021-3-11 · A general protocol for the Sonogashira reaction using a 100:1 combination of (N-heterocyclic carbene)-Cu and (N-heterocyclic carbene)-Pd complexes is presented. Catalyst loadings of 1 mol % (NHC)-Cu and 0.01 mol % (NHC)-Pd allow for the coupling of aryl bromides and aryl alkynes, in air and in a non-anhydrous solvent, in high yields.

    Get Price
  • Registered substances - ECHA

    In this table, you will find all public data submitted to ECHA in REACH registration dossiers by substance manufacturers, importers, or their representatives, as laid out by the REACH Regulation (see Understanding REACH regulation).. ECHA makes available this information as REACH registered substance factsheets, which contain the full set of non-confidential information from related ...

    Get Price
  • Organic Synthesis International: ABAN SERIES

    2021-4-5 · Heterocycles, Vol. 23, No. 8, Pages 2035-2039, 1985 provides a process for the 4-bromo-6-oxabicyclo [3.2.1] octan-7-one which involves the addition of cyclohex-3-ene-l-carboxylic acid (1.0 mM) in 1 , 2 -dimethoxyethane (2 mL) to a stirred solution of 90% Lead (IV) acetate (1.1 or 2.2 mM) in 1 , 2 -dimethoxyethane (4 mL) followed by the addition ...

    Get Price
  • Registered substances - ECHA

    In this table, you will find all public data submitted to ECHA in REACH registration dossiers by substance manufacturers, importers, or their representatives, as laid out by the REACH Regulation (see Understanding REACH regulation).. ECHA makes available this information as REACH registered substance factsheets, which contain the full set of non-confidential information from related ...

    Get Price
  • Defining Hazardous Waste: Listed, Characteristic and

    Benzene, 1,1'-(2,2,2-trichloroethylidene)bis[4- methoxy-U247: 72-43-5: Methoxychlor: U248: 181-81-2: 2H-1-Benzopyran-2-one, 4-hydroxy-3-(3-oxo-1-phenyl-butyl)-, & salts, when present at concentrations of 0.3% or less: U248: 181-81-2: Warfarin, & salts, when present at …

    Get Price
  • (PDF) Highly enantioselective synthesis of (R)-1,3 ...

    (R)-1,3-butanediol is an important pharmaceutical intermediate, and the synthesis of (R)-1,3-butanediol using green biological methods has recently been of interest for industrial application.

    Get Price
  • Metallaoxetanes as intermediate in oxygen-transfer ...

    2019-5-25 · Organometallics 1997, 16 (24) , 5342-5353. DOI: 10.1021/om9704814. Gregori Ujaque,, Feliu Maseras, and, Agustí Lledós. Theoretical Characterization of an Intermediate for the [3 + 2] Cycloaddition Mechanism in the Bis(dihydroxy- quinidine)−3,6-Pyridazine·Osmium Tetroxide-Catalyzed Dihydroxylation of Styrene.

    Get Price
  • Using zebrafish embryo bioassays combined with high ...

    1. Introduction. Anthropogenic activities such as agricultural, industrial practices and domestic effluents play an important role in the contamination of water bodies (Castro et al., 2004; Solé et al., 2008).These practices generate pollution and have altered the water cycle in many rivers, causing a global concern linked to their potential impact on wildlife and human health (Capela et al ...

    Get Price
  • Febuxostat – All About Drugs - ALL FOR DRUGS

    2016-7-10 · Add 10.3 mL (544.94 mmol) 25% aqueous ammonia, under stirring at 25-30 °C. Add 480 mg (1.89 mmol) iodine (I 2) to the reaction mass, stir the reaction mixture at 25-30 °C for 15-30 min. Check the progress of the reaction by TLC (cyclohexane: ethyl acetate 1 :1). Starting material is consumed.

    Get Price
  • EUR-Lex - 01976L0768-20120823 - EN - EUR-Lex

    Article 1 M21. 1. A ‘cosmetic product’ shall mean any substance or M60 mixture intended to be placed in contact with the various external parts of the human body (epidermis, hair system, nails, lips and external genital organs) or with the teeth and the mucous membranes of the oral cavity with a view exclusively or mainly to cleaning them, perfuming them, changing their appearance and/or ...

    Get Price
  • Organic Synthesis International: ABAN SERIES

    2021-4-5 · Heterocycles, Vol. 23, No. 8, Pages 2035-2039, 1985 provides a process for the 4-bromo-6-oxabicyclo [3.2.1] octan-7-one which involves the addition of cyclohex-3-ene-l-carboxylic acid (1.0 mM) in 1 , 2 -dimethoxyethane (2 mL) to a stirred solution of 90% Lead (IV) acetate (1.1 or 2.2 mM) in 1 , 2 -dimethoxyethane (4 mL) followed by the addition ...

    Get Price
  • Homepage | California Air Resources Board

    2019-9-16 · 1-tert-Butoxypropan-2-ol {Propylene glycol t-butyl ether} Phosmet It is an organothiophosphate insecticide and a non-systemic acaricide and insecticide for the control of lepidopterous larvae, aphids, suckers, fruit flies, and spider mites on pome fruit, stone fruit, citrus fruit, ornamentals and vines

    Get Price
  • Registered substances - ECHA

    In this table, you will find all public data submitted to ECHA in REACH registration dossiers by substance manufacturers, importers, or their representatives, as laid out by the REACH Regulation (see Understanding REACH regulation).. ECHA makes available this information as REACH registered substance factsheets, which contain the full set of non-confidential information from related ...

    Get Price
  • Febuxostat – All About Drugs - ALL FOR DRUGS

    2016-7-10 · Add 10.3 mL (544.94 mmol) 25% aqueous ammonia, under stirring at 25-30 °C. Add 480 mg (1.89 mmol) iodine (I 2) to the reaction mass, stir the reaction mixture at 25-30 °C for 15-30 min. Check the progress of the reaction by TLC (cyclohexane: ethyl acetate 1 :1). Starting material is consumed.

    Get Price
  • US9051272B2 - Process for the preparation of phenyl ...

    The invention relates to a process for the preparation of a compound of formula (I), wherein R 1 , R 2 and R 3 are as defined in claim 1 , which process comprises a) adding a compound of formula (II), in the presence of an inert organic solvent to a mixture comprising an organic nitrite of formula (III) (R 4 —O—N═O (III)), wherein R 4 is C 1 -C 8 alkyl, a compound of formula (IV), and an ...

    Get Price
  • Chelators in Iron and Copper Toxicity | SpringerLink

    2016-10-3 · Chelation therapy is used for diseases causing an imbalance of iron levels (for example haemochromatosis and thalassaemia) or copper levels (for example Menkes’ and Wilson’s diseases). Currently, most pharmaceutical chelators are relatively simple but often have side effects. Some have been taken off the market. This review attempts to find theory and knowledge required to design or …

    Get Price
  • PYRIMIDONE COMPOUNDS USED AS LP-PLA2

    The present invention relates to pyrimidone compounds used as Lp-PLA 2 inhibitors and pharmaceutical compositions thereof. The structure of the pyrimidone compounds is represented by general formula (I), wherein R 1, R 2, R 3, X, Ar, Y and n are defined as in the specification and claims.The compounds of general formula (I) in the present invention, stereoisomers and pharmaceutically ...

    Get Price
  • Homepage | California Air Resources Board

    2019-9-16 · 1-tert-Butoxypropan-2-ol {Propylene glycol t-butyl ether} Phosmet It is an organothiophosphate insecticide and a non-systemic acaricide and insecticide for the control of lepidopterous larvae, aphids, suckers, fruit flies, and spider mites on pome fruit, stone fruit, citrus fruit, ornamentals and vines

    Get Price
  • Organic Synthesis International: ABAN SERIES

    2021-4-5 · Heterocycles, Vol. 23, No. 8, Pages 2035-2039, 1985 provides a process for the 4-bromo-6-oxabicyclo [3.2.1] octan-7-one which involves the addition of cyclohex-3-ene-l-carboxylic acid (1.0 mM) in 1 , 2 -dimethoxyethane (2 mL) to a stirred solution of 90% Lead (IV) acetate (1.1 or 2.2 mM) in 1 , 2 -dimethoxyethane (4 mL) followed by the addition ...

    Get Price
  • Phase III « New Drug Approvals

    The intermediate compound (15 g, 26.89 mmol) prepared in step 3 was dissolved in a solution of acetonitrile-water (130 mL, 1: 1) and then (diacetoxy iodo) -benzene (19 g, 59.16 mmol) 2,2,6,6-Tetramethyl 1-piperidinyloxyl (840 mg, 5.37 mmol) was added dropwise, followed by stirring at room temperature for 4 hours.

    Get Price
  • VOLATILE SUBSTANCE ABUSE - United Nations Office

    44(a) Alphabetical order (continued)Compound RT RRT ECD Retention Index FM BPt CAS No Calc LitButyraldehyde: see Butanal 8.03 0.429 1 527 524 76.1 47 75-15-0Caprylene: see 1-Octene 14.70 0.785 2 661 659 153.8 77 56-23-5Carbon disulphideCarbon tetrachloride 16.60 0.887 2 698 705 165.4 98 302-17-0Chloral hydrate1-Chlorobutane 13.64 0.730 2 641 ...

    Get Price
  • EUR-Lex - 01976L0768-20060809 - EN - EUR-Lex

    Article 1 M21. 1. A ‘cosmetic product’ shall mean any substance or preparation intended to be placed in contact with the various external parts of the human body (epidermis, hair system, nails, lips and external genital organs) or with the teeth and the mucous membranes of the oral cavity with a view exclusively or mainly to cleaning them, perfuming them, changing their appearance and/or ...

    Get Price
  • Draft screening assessment - Parabens group -

    2021-4-9 · Draft Screening Assessment Parabens Group Chemical Abstracts Service Registry Numbers 94-13-3 94-18-8 94-26-8 99-76-3 120-47-8 4191-73-5 4247-02-3 Environment and Climate Change Canada Health Canada December 2019 Ébauche d’évaluation préalable Groupe des parabènes Environnement et Changement climatique Canada Santé Canada Décembre 2019

    Get Price
  • Registered substances - ECHA

    90274-24-1 : 2021 : View substance registered dossier: Arran Chemical Company Ltd : Monksland Industrial Estate N37DN24 Athlone Co. Roscommon Ireland : Ireland : Active (+/-)-trans-methyl[2-(methylamino)cyclohexyl]amine : 614-082-6 : 67579-81-1 - View substance registered dossier: Janssen Pharmaceutica N.V. Turnhoutseweg 30 2340 Beerse Belgium ...

    Get Price
  • EUR-Lex - 01976L0768-20120823 - EN - EUR-Lex

    Article 1 M21. 1. A ‘cosmetic product’ shall mean any substance or M60 mixture intended to be placed in contact with the various external parts of the human body (epidermis, hair system, nails, lips and external genital organs) or with the teeth and the mucous membranes of the oral cavity with a view exclusively or mainly to cleaning them, perfuming them, changing their appearance and/or ...

    Get Price
  • US Patent for Multi-functional ionic liquid

    Disclosed are ionic liquids and methods of preparing ionic liquid compositions of active pharmaceutical, biological, nutritional, and energetic ingredients. Also disclosed are methods of using the compositions described herein to overcome polymorphism, overcome solubility and delivery problems, to control release rates, add functionality, enhance efficacy (synergy), and improve ease of use and ...

    Get Price
  • A Retrosynthetic Approach for Photocatalysis -

    The reaction required a large excess of heteroarenes, which were used in the 1:1 volume ratio to the solvent (EtOH). 11 W CFL bulb was used as the light source and the amount of TiO 2 varied from 0.1 to 1 equiv. Both electron‐rich and electron‐poor substrates could be applied in this transformation, and the yields of the desired products ...

    Get Price
  • Nonconjugated Hydrocarbons as Rigid‐Linear Motifs ...

    Di‐tert‐butyl‐1‐(BCP)hydrazine‐1,2‐dicarboxylate 107 was synthesized through the reaction of 6 with di‐tert‐butyl azodicarboxylate and phenylsilane in the presence of tris(2,2,6,6‐tetramethyl‐3,5‐heptanedionato)manganese(III) [Mn(dpm) 3]. 173 It had been previously shown that [1.1.1]propellane can have a similar reactivity ...

    Get Price
  • (PDF) Standard Methods For the Examination of

    Standard Methods For the Examination of Water and Wastewater, 23nd edition

    Get Price
  • International Material Data System

    2020-7-3 · 202-177-1 Dye intermediate for natural fabric and leather Oxidation inhibitor for lubrication oil, rubber, latex and plastic Carc. 1A Acute Tox. 4 * 92-93-3 202-204-7 Carc. 1B Aquatic Chronic 2 p-aminobiphenyl hydrochloride. 2113-61-3 Carc. 1A Ammonium sulphide family 6484-52-2 229-347-8 Substance is present in certain pyrotechnical devices ...

    Get Price