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:136-30-1
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Type:Lab/Research institutions
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Cas:136-30-1
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inquiryItems Standard Result Assay (Ursolic acid) 98%min 98.22% -----------------------------------------------------------------------------------------------------------
Cas:136-30-1
Min.Order:1 Gram
FOB Price: $100.0 / 500.0
Type:Trading Company
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Cas:136-30-1
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inquiryShanghai Seasonsgreen Chemical is a high-tech research and development, production, sale and custom synthesis set in one high-tech chemical products enterprises. Our sales and marketing division is located in Shanghai, serving international pharmaceu
Cas:136-30-1
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Manufacturers
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Cas:136-30-1
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inquiryOur 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
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Type:Lab/Research institutions
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Cas:136-30-1
Min.Order:1 Kilogram
FOB Price: $9.0 / 99.0
Type:Trading Company
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Cas:136-30-1
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryDibutylCarbamodithioic acid sodium salt CAS:136-30-1 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 qua
Cas:136-30-1
Min.Order:1 Gram
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Type:Lab/Research institutions
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Cas:136-30-1
Min.Order:1 Kilogram
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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
Cas:136-30-1
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Type:Lab/Research institutions
inquirysuperior quality Appearance:Orange and yellow to orange red transparent liquid adhesive 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:Is natural
Cas:136-30-1
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryMinimum Order Qty. 10 Gram Supply Ability 500 Kilograms/Month Storage store in cool, dry, ventilated place 20℃ Delivery Time 3 business days after payment Payment Term TT,western union,Paypal,MoneyGram Package 10g,20g,50g,100g,500g,1KGS,
Cas:136-30-1
Min.Order:10 Gram
Negotiable
Type:Trading Company
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Cas:136-30-1
Min.Order:0 Metric Ton
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Cas:136-30-1
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
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
Cas:136-30-1
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inquiryadvantage: 1. The best price, satisfactory quality; 2. customers have the right to choose the delivery of parcels (EMS, DHL, FedEx, UPS); 3. customers have the right to choose from the recent effective packaging methods of their products packaging
Cas:136-30-1
Min.Order:1 Gram
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Cas:136-30-1
Min.Order:10 Gram
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Type:Lab/Research institutions
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Min.Order:1 Kilogram
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Cas:136-30-1
Min.Order:1 Gram
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Type:Lab/Research institutions
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Cas:136-30-1
Min.Order:1 Metric Ton
FOB Price: $1.5
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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
Cas:136-30-1
Min.Order:1 Metric Ton
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inquiryLower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
Cas:136-30-1
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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
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Cas:136-30-1
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Cas:136-30-1
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Cas:136-30-1
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inquiryConditions | Yield |
---|---|
With potassium hydroxide In water at 45℃; for 6h; Temperature; Cooling with ice; Autoclave; Large scale; | 95.4% |
With sodium hydroxide In ethanol at 0℃; for 2h; | 90% |
Stage #1: dibutylamine With sodium hydroxide In methanol; water at 0℃; for 0.333333h; Stage #2: carbon disulfide In methanol; water at 20℃; | 84% |
sodium dibutyl dithiocarbamate
Conditions | Yield |
---|---|
In chloroform; water Nb complex and Na salt of ligand in H2O-CHCl3 stirred; org. layer sepd.; dried over CaCl2; diluted with EtOH; evapd. in open beaker; elem. anal.; | 100% |
sodium dibutyl dithiocarbamate
Conditions | Yield |
---|---|
In water Nb complex added to soln. of Na salt of ligand in water; stirred for 12 h; filtered; ppt. washed with MeOH and then quickly with small amt. of Et2O; dried in vac.; elem. anal.; | 100% |
Conditions | Yield |
---|---|
In tetrahydrofuran for 5.5h; Reflux; | 89.8% |
Conditions | Yield |
---|---|
In water at 25℃; Electrolysis; Flow reactor; | 88% |
Conditions | Yield |
---|---|
In tetrahydrofuran for 5.5h; Reflux; | 85.8% |
sodium dibutyl dithiocarbamate
Triphenylphosphine oxide
bis(N,N-di(n-butyl)dithiocarbamato)dioxo(triphenylphosphine oxide)uranium(VI)
Conditions | Yield |
---|---|
In methanol; dimethyl sulfoxide byproducts: sodium nitrate; a soln. of 1 equiv of UO2(NO3)2*6H2O in MeOH-DMSO was treated with 1 equiv of Ph3PO and 2 equiv of n-Bu2NCS2Na, stirred for 30 min at room. temp.; filtered, pptd. by adding H2O to the filtrate, filtered by suction, washed with H2O, dried over CaCl2 under vac., purified by dissolving in MeOH-DMSO and reprecipitating with H2O; elem. anal.; | 85% |
N,N'-dibutyldithiocarbamic acid
(diphenyl-tert-butylphosphine)2PdCl2
sodium dibutyl dithiocarbamate
Conditions | Yield |
---|---|
In dichloromethane for 24h; Reflux; | 83% |
dichloromethane
sodium dibutyl dithiocarbamate
methylene bis-(di-n-butylamino-dithioformate)
Conditions | Yield |
---|---|
With poly(ethylene glycol) 1,500 (PEG-1,500) In water for 12h; Ambient temperature; | 80% |
sodium dibutyl dithiocarbamate
tris(di-n-butyldithiocarbamato)bismuth(III) complex
Conditions | Yield |
---|---|
Stage #1: bismuth (III) nitrate pentahydrate In ethanol for 1h; Stage #2: sodium dibutyl dithiocarbamate In ethanol at 20℃; for 4h; | 80% |
sodium dibutyl dithiocarbamate
triphenyltin chloride
(phenyl)3Sn(N,N-di-n-butyl dithiocarbamate)
Conditions | Yield |
---|---|
In dichloromethane byproducts: NaCl; addn. of the anhyd. sodium dithiocarbamate to soln. of triphenyltin chloride in CH2Cl2, stirring for 14 h at 30°C; filtration, concn. of filtrate under reduced pressure, pptn. by addn. ofether, recrystn. from dichloromethane-hexane; elem. anal.; | 79% |
Conditions | Yield |
---|---|
In dichloromethane for 24h; Reflux; | 78% |
diphenyltellurium dichloride
sodium dibutyl dithiocarbamate
diphenylbis(N,N-dibutyldithiocarbamato)tellurium(IV)
Conditions | Yield |
---|---|
In carbon disulfide at 45℃; for 3h; | 77% |
Conditions | Yield |
---|---|
With mannite In methanol; water aq. soln. of Bi nitrate and mannite was added to soln. of carbamate in H2O/MeOH; mixt. was stirred at 30°C for 0.5 h; filtered; recrystd. (MeCN); elem. anal.; | 77% |
dibenzyltin(IV) dichloride
sodium dibutyl dithiocarbamate
[(PhCH2)2SnCl(S2CN(C4H9-n)2)]
Conditions | Yield |
---|---|
In dichloromethane under N2 and moisture free conditions; anhyd. Na-contg. compd. (1.0 mmol) was added to CH2Cl2 soln. of Sn-contg. compd. (1.0 mmol) and stirred for 10 h at 30°C; the pptd. salt was removed by filtration and the filtrate was concd. under reduced pressure; ether and hexane were added; recrystn. from CH2Cl2-ether-hexane; elem. anal.; | 75% |
potassium hexafluorophosphate
sodium dibutyl dithiocarbamate
Conditions | Yield |
---|---|
Stage #1: cis-[(phen)2RuCl2].2H2O; sodium dibutyl dithiocarbamate In ethanol; water for 8h; Inert atmosphere; Schlenk technique; Reflux; Stage #2: potassium hexafluorophosphate In ethanol; water for 0.5h; Inert atmosphere; Schlenk technique; | 73% |
dibromo-diphenyl-λ4-tellane
sodium dibutyl dithiocarbamate
C21H28BrNS2Te
Conditions | Yield |
---|---|
In dichloromethane 1.) ice bath, 30 min, 2.) r.t., 3-4 h; | 71% |
Conditions | Yield |
---|---|
With mannite In methanol; water aq. soln. of Bi nitrate and mannite was added to soln. of carbamate andthiocyanate in H2O/MeOH; mixt. was stirred at 30°C for 0.5 h; filtered; recrystd. (MeCN); elem. anal.; | 70% |
diphenyltellurium dichloride
sodium dibutyl dithiocarbamate
chlorodiphenyl(N,N-dibutyldithiocarbamato)tellurium(IV)
Conditions | Yield |
---|---|
In dichloromethane at 45℃; for 3h; | 65% |
3-chloromethyl-3H-benzothiazole-2-thione
sodium dibutyl dithiocarbamate
2-thioxobenzothiazolidin-3-yl-methyl N,N-dibutyldithiocarbamate
Conditions | Yield |
---|---|
In ethanol at 50℃; for 2h; | 51% |
sodium dibutyl dithiocarbamate
Mo2O2(μ-O,S)[S2CN(n-Bu)2]2
Conditions | Yield |
---|---|
In water refluxing aq. soln.; chromy. (HPLC: silica gel, hexane-ethanol; octadecylsilane, water-methanol); elem. anal.; | 42% |
potassium hexafluorophosphate
[AuIII(2-phenylpyridine)Cl2]
sodium dibutyl dithiocarbamate
Conditions | Yield |
---|---|
Stage #1: [AuIII(2-phenylpyridine)Cl2]; sodium dibutyl dithiocarbamate In methanol; water Stage #2: potassium hexafluorophosphate In water | 41.7% |
Conditions | Yield |
---|---|
In methanol | 37% |
gold(I) thiomalate
sodium dibutyl dithiocarbamate
(N,N-di-n-butyldithiocarbamato)gold(I) dimer
Conditions | Yield |
---|---|
In water at 20℃; | 35% |
sodium dibutyl dithiocarbamate
Conditions | Yield |
---|---|
In acetone byproducts: carbon monoxide; equimol. amts. of n-Bu2NCS2Na and Mn-complex in acetone were stirred atroom temp. under N2 for 30 min; soln. was chromd. on an alumina column using acetone as eluent, eluate was evapd., residue recrystd. from acetone/ethanol; elem. anal.; | 30% |
sodium dibutyl dithiocarbamate
Fe(S2CN((CH2)3CH3)2)2(NO)
Conditions | Yield |
---|---|
With sodium nitrite; sulphuric acid In sulfuric acid aq. H2SO4; mixing solns. of NaNO2 and FeSO4, immediate addn. of dithiocarbamate, stirring for 3 min; extn. into CH2Cl2, filtration, mixing with MeOH, cooling in dry ice/acetone bath for 2 h, collection (filtration), recrystn. (CH2Cl2/MeOH); elem. anal.; | 29% |
potassium hexafluorophosphate
[AuIII(2-(4-n-butylphenyl)pyridine)Cl2]
sodium dibutyl dithiocarbamate
Conditions | Yield |
---|---|
Stage #1: [AuIII(2-(4-n-butylphenyl)pyridine)Cl2]; sodium dibutyl dithiocarbamate In methanol; water Stage #2: potassium hexafluorophosphate In water | 18.7% |
N-(N',N'-Diethylthiocarbamoyl)benzimide chloride
sodium dibutyl dithiocarbamate
Conditions | Yield |
---|---|
In acetone at 18 - 25℃; for 20h; | 11.8% |
sodium 3-chloroproanoate
sodium dibutyl dithiocarbamate
β--propionsaeure
Conditions | Yield |
---|---|
In water |
Conditions | Yield |
---|---|
In methanol |
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