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 according to the contract research and development services for the fine c
Cas:52-66-4
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryhebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developm
Cas:52-66-4
Min.Order:1 Metric Ton
FOB Price: $1.0 / 3.0
Type:Trading Company
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
Product Name: DL-PENICILLAMINE Synonyms: AKOS NCG1-0051;3,3-DIMENTHYL-DL-CYSTEINE;β,β-dimethyl-dl-cysteine;DL-PENCILLAMINE;Valine, 3-mercapto, DL.;2-Amino-3-mercapto-3-methylbutyric acid;b,b-Dimethylcysteine;b-Mercaptovaline
Cas:52-66-4
Min.Order:1 Kilogram
FOB Price: $8900.0
Type:Lab/Research institutions
inquiryOur advantages: 1. High quality and competitive price: 1) Standard: BP/USP/EP/ enterprise standard 2) All purity ≥99% 3) We are manufacturers and can provide high quality products at factory prices. 2. Fast and safe delivery 1) The package c
Cas:52-66-4
Min.Order:1 Kilogram
FOB Price: $15.0 / 18.0
Type:Trading Company
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
Cas:52-66-4
Min.Order:10 Gram
FOB Price: $146.0 / 176.0
Type:Trading Company
inquiryOur Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We
Cas:52-66-4
Min.Order:10 Kilogram
Negotiable
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:52-66-4
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryDL-PENICILLAMINE CAS:52-66-4 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 intermediat
Cas:52-66-4
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
Cas:52-66-4
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s
Cas:52-66-4
Min.Order:1 Kilogram
FOB Price: $10.0 / 100.0
Type:Lab/Research institutions
inquiryHangzhou 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
Cas:52-66-4
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
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
Our Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded company. Top 100 enter
The 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
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:52-66-4
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryWe are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov
Cas:52-66-4
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
Type:Lab/Research institutions
inquirysuperior quality Appearance:white to almost white crystalline powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:antirheumatic, chelating agen
Product Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
Cas:52-66-4
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryOur Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an
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,
factory?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
Cas:52-66-4
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryZhenyu 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
Cas:52-66-4
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
inquiryShandong 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
1.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
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
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
1, High quality with competitive price:2, Fast and safe delivery3.Excellent pre-sales and after-sales service4. Well-trained and professional technologist and sales with rich experience in the field for 5-10 yearsAppearance:see detailed specification
Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:52-66-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
With hydrogenchloride |
Conditions | Yield |
---|---|
Behandeln des Reaktionsprodukts mit Essigsaeure und wss.HCl; |
formate
2-amino-2-carboxy-1,1-dimethyl-ethylsulfanyl
A
DL-Penicillamin
B
formate radical
Conditions | Yield |
---|---|
In various solvent(s) at 23℃; Equilibrium constant; pH 6; |
2-amino-2-carboxy-1,1-dimethyl-ethylsulfanyl
D,L-dithiothreitol
A
DL-Penicillamin
Conditions | Yield |
---|---|
In water at 23℃; Thermodynamic data; pH=6.0; phosphate buffer; ΔGo; |
Conditions | Yield |
---|---|
In acetonitrile at 37℃; for 72h; Mechanism; Rate constant; pH=2.5; |
A
DL-Penicillamin
B
Cys-Tyr-Phe-Gln-Asn-Cys-Pro-Arg-Gly-NH2
Conditions | Yield |
---|---|
In water at 25℃; for 5h; Rate constant; Equilibrium constant; pH 7.0; |
Conditions | Yield |
---|---|
In water at 25℃; for 5h; Rate constant; Equilibrium constant; pH 7.0; |
DL-Penicillamin
Conditions | Yield |
---|---|
With hydrogen bromide | |
With hydrogenchloride |
DL-Penicillamin
Conditions | Yield |
---|---|
With hydrogenchloride; aluminium |
DL-Penicillamin
Conditions | Yield |
---|---|
With ammonia; sodium | |
With hydrogen bromide |
Conditions | Yield |
---|---|
With phosphonate In water Rate constant; Equilibrium constant; Ambient temperature; |
S-nitroso-N-acetylpenicillamine
A
DL-Penicillamin
B
DL-penicillamine disulfide
Conditions | Yield |
---|---|
With ethylenediaminetetraacetic acid; buffer reagents; ascorbic acid In water Kinetics; Further Variations:; Reagents; Decomposition; |
methylthiol
S-nitroso-N-acetylpenicillamine
A
thionitrous acid S-methyl ester
B
DL-Penicillamin
Conditions | Yield |
---|---|
With ethylenediaminetetraacetic acid In phosphate buffer at 25℃; pH=7.4; Kinetics; Further Variations:; Reaction partners; Reagents; pH-values; concentration; transnitrosation; |
N-acetyl-S-benzyl-DL-penicillamine
DL-Penicillamin
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sodium; liquid NH3 2: diluted aqueous HCl View Scheme |
Conditions | Yield |
---|---|
Stage #1: 4-bromopent-1-ene; L-penicillamine With cesium hydroxide In dimethyl sulfoxide; N,N-dimethyl-formamide for 12h; Stage #2: With hydrogenchloride In water; dimethyl sulfoxide pH=~ 4 - 5; |
Conditions | Yield |
---|---|
With sodium hydroxide for 2.5h; pH 9.8; | 100% |
With sodium hydroxide |
Conditions | Yield |
---|---|
In ethanol; water at 20℃; for 21h; | 96.4% |
In methanol at 20℃; | 84% |
Conditions | Yield |
---|---|
In water for 168h; | A n/a B 94% |
DL-Penicillamin
dimethyltin oxide
chlorodimethyltin(IV) DL-penicillamine
Conditions | Yield |
---|---|
In hydrogenchloride | 90% |
Conditions | Yield |
---|---|
With triethylamine In methanol at 20℃; for 25h; | 90% |
DL-Penicillamin
di-tert-butyl dicarbonate
2-(tert-butoxycarbonylamino)-3-mercapto-3-methylbutanoic acid
Conditions | Yield |
---|---|
With sodium carbonate In N,N-dimethyl-formamide for 16h; | 88% |
With triethylamine In methanol; ethyl acetate | |
With potassium hydroxide In tetrahydrofuran | |
With sodium hydrogencarbonate In tetrahydrofuran at 20℃; for 2h; | 2.96 g |
With sodium hydrogencarbonate In tetrahydrofuran at 20℃; for 2h; | 2.96 g |
(bis(diphenylphosphino)methane)bis(chlorogold(I))
DL-Penicillamin
nickel(II) acetate tetrahydrate
Conditions | Yield |
---|---|
Stage #1: (bis(diphenylphosphino)methane)bis(chlorogold(I)); DL-Penicillamin With sodium hydroxide In methanol; water Stage #2: nickel(II) acetate tetrahydrate In methanol; water at 20℃; for 1h; | 88% |
DL-Penicillamin
[Au2(1,2-bis(dicyclohexylphosphino)ethane)Cl2]
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol; water at 20℃; for 0.166667h; Darkness; | 87% |
Conditions | Yield |
---|---|
In chloroform; water aminoacid in water was added to the soln. of Pb-compd. in CHCl3 and stirred for 15 min; the organic phase dried with Na2SO4, addn. of petroleum ether, evapn. in vac. at 5°C, the ppt. washed with diethyl ether, dried in vac.;elem. anal.; | 85% |
DL-Penicillamin
acetaldehyde
2,5,5-trimethyl-1,3-thiazolidine-4-carboxylic acid
Conditions | Yield |
---|---|
In methanol at 20℃; | 83% |
Conditions | Yield |
---|---|
In chloroform; water aminoacid in water was added to the soln. of Pb-compd. in CHCl3 and stirred for 15 min; the organic phase dried with Na2SO4, addn. of petroleum ether, evapn. in vac. at 5°C, the ppt. washed with diethyl ether, dried in vac.;elem. anal.; | 82% |
Mucochloric acid
DL-Penicillamin
(3R,7aS)-6,7-Dichloro-2,2-dimethyl-5-oxo-2,3,5,7a-tetrahydro-pyrrolo[2,1-b]thiazole-3-carboxylic acid
Conditions | Yield |
---|---|
With sodium chloride In ethanol; acetic acid | 80% |
DL-Penicillamin
Conditions | Yield |
---|---|
With arsenic(III) trioxide In water for 168h; | 80% |
DL-Penicillamin
acetone
2,2,5,5-tetramethyl thiazolidine-4-carboxylic acid
Conditions | Yield |
---|---|
With hydrogenchloride for 3.5h; Heating; | 79.5% |
for 24h; Reflux; | |
for 1h; Inert atmosphere; Reflux; | 2.6 g |
Conditions | Yield |
---|---|
With acetic anhydride for 3h; Ambient temperature; | 78% |
With water; acetic anhydride at 60℃; |
(+/-)-3-formamido-4,4-dimethylthietan-2-one
DL-Penicillamin
(+/-)-N-(N-formylpenicillaminyl)penicillamine
Conditions | Yield |
---|---|
With sodium hydroxide In chloroform for 1.5h; | 77% |
Conditions | Yield |
---|---|
In ethanol; water aminoacid in water was added to the soln. of Me3SnOH in ethanol and stirred for 10 min; evapd. in vac. to dryness, filtered, washed with ethanol, water and diethyl ether, dried; elem. anal.; | 75% |
Conditions | Yield |
---|---|
In chloroform; water aminoacid in water was added to the soln. of Sn-compd. in CHCl3 and stirred for 15 min; the organic phase dried with Na2SO4, addn. of petroleum ether, evapn. in vac. at 5°C, the ppt. washed with diethyl ether, dried in vac.;elem. anal.; | 75% |
DL-Penicillamin
2,2-dimethyl-5-oxo-thiomorpholine-3-carboxylic acid
Conditions | Yield |
---|---|
With hydrogenchloride; sodium In ammonia; water; acetic acid | 74% |
DL-Penicillamin
triphenyltin(IV) hydroxide
(C6H5)3SnSC(CH3)2CH(NH2)COOSn(C6H5)3
Conditions | Yield |
---|---|
In chloroform; water aminoacid in water was added to the soln. of Sn-compd. in CHCl3 and stirred for 15 min; the organic phase dried with Na2SO4, addn. of petroleum ether, evapn. in vac. at 5°C, the ppt. washed with diethyl ether, dried in vac.;elem. anal.; | 72% |
α-Acetylamino-β,β-dimethyl-β-propiothiolactone
DL-Penicillamin
(+/-)-N-(N-acetylpenicillaminyl)penicillamine
Conditions | Yield |
---|---|
With sodium hydroxide In chloroform for 1.5h; | 70% |
DL-Penicillamin
phenylacetaldehyde
2-benzyl-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid
Conditions | Yield |
---|---|
In methanol at 20℃; | 70% |
di-μ-chloro-bis[chloro(η5-pentamethylcyclopentadienyl)cobalt]
DL-Penicillamin
Conditions | Yield |
---|---|
With AgOAc In methanol; water byproducts: AgCl; addn. of organic compound to a soln. of Co-complex in methanol-water, stirring for 24 h at room temperature in the presence of AgOAc; filtn., evapn., dissolving residue in CH2Cl2, layering the soln. with hexane, elem. anal.; | 67% |
Conditions | Yield |
---|---|
In water | 66% |
Conditions | Yield |
---|---|
In chloroform; water aminoacid in water was added to the soln. of Sn-compd. in CHCl3 and stirred for 15 min; the organic phase dried with Na2SO4, addn. of petroleum ether, evapn. in vac. at 5°C, the ppt. washed with diethyl ether, dried in vac.;elem. anal.; | 65% |
Conditions | Yield |
---|---|
In ethanol | 64% |
Conditions | Yield |
---|---|
In chloroform; water aminoacid in water was added to the soln. of Sn-compd. in CHCl3 and stirred for 15 min; the organic phase dried with Na2SO4, addn. of petroleum ether, evapn. in vac. at 5°C, the ppt. washed with diethyl ether, dried in vac.;elem. anal.; | 62% |
Conditions | Yield |
---|---|
In chloroform; water aminoacid in water was added to the soln. of Sn-compd. in CHCl3 and stirred for 15 min; the organic phase dried with Na2SO4, addn. of petroleum ether, evapn. in vac. at 5°C, the ppt. washed with diethyl ether, dried in vac.;elem. anal.; | 61% |
DL-Penicillamin
methyl iodide
2-tert-butoxycarbonylamino-3-(4-bromophenylmethylsulfanyl)-3,3-dimethylpropanoic acid methyl ester
Conditions | Yield |
---|---|
Stage #1: DL-Penicillamin; 4-bromobenzenemethanol With trifluorormethanesulfonic acid; trifluoroacetic acid In water for 4h; Stage #2: di-tert-butyl dicarbonate With sodium hydroxide In 1,4-dioxane; water at 0℃; for 16h; Stage #3: methyl iodide With hydrogenchloride; potassium carbonate more than 3 stages; | 58% |
Conditions | Yield |
---|---|
In chloroform; water aminoacid in water was added to the soln. of Pb-compd. in CHCl3 and stirred for 15 min; the organic phase dried with Na2SO4, addn. of petroleum ether, evapn. in vac. at 5°C, the ppt. washed with diethyl ether, dried in vac.;elem. anal.; | 58% |
About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia
Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog
©2008 LookChem.com,License: ICP
NO.:Zhejiang16009103
complaints:service@lookchem.com Desktop View