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
Our 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:128-50-7
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquiryOur Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
Cas:128-50-7
Min.Order:1 Kilogram
FOB Price: $1.0 / 10.0
Type:Trading Company
inquiry1.In No Less 10 years exporting experience. you 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 Specializ
Cas:128-50-7
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryNOPOL CAS:128-50-7 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 organic intermediates, steroi
Hello, 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:128-50-7
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
Cas:128-50-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryAppearance:off-white to white solid Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for Synthesis API and Research Transportation:As customer request Port:Qingda
Cas:128-50-7
Min.Order:1 Kilogram
FOB Price: $10.0
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
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
Cas:128-50-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
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
We 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
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
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
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
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
Cas:128-50-7
Min.Order:0
Negotiable
Type:Trading Company
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:128-50-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:Beijing or Guangzhou
1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.
Cas:128-50-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquirybest seller Application:API
Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
Cas:128-50-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryNopol Application:Nopol
best seller Application:API
We are committed to providing our customers with the best products and services at the most competitive prices.Appearance:clear liquid Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use as primary a
Bicyclo[3.1.1]hept-2-ene-2-ethanol,6,6-dimethyl- cas 128-50-7Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
Cas:128-50-7
Min.Order:0
Negotiable
Type:Other
inquiry1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highl
Cas:128-50-7
Min.Order:0
Negotiable
Type:Trading Company
inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
1. Timely and efficient service to ensure communication with customers2. Produce products of different specifications and sizes according to your requirements.3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures sta
Hangzhou ZeErRui Chemical Co., Ltd. is focused on customization, research and development and production of APIs and advanced intermediates, which can effectively compensate for the deficiencies of traditional CRO and CMO. Priority of high-tech barri
Conditions | Yield |
---|---|
With iron(III) phosphate In acetonitrile at 80℃; for 4h; Prins condensation; | 100% |
With mesoporous SnSBA-15(5) In toluene at 89.84℃; for 6h; Prins reaction; | 96.7% |
at 150℃; | 61% |
nopol
Conditions | Yield |
---|---|
With hydrogen; benzyl bromide; Pd<*>MCM-48 In methanol under 760.051 Torr; | 95% |
With Na2K-SG(I) In tetrahydrofuran at 20℃; Inert atmosphere; |
2-<2-(methoxymethoxy)ethyl>-6,6-dimethylbicyclo<3.1.1>hept-2-ene
nopol
Conditions | Yield |
---|---|
zirconium(IV) chloride In isopropyl alcohol for 4h; Heating; | 93% |
nopol
Conditions | Yield |
---|---|
With zirconium(IV) chloride In acetonitrile at 20℃; for 0.333333h; | 87% |
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride | 86% |
(saponification); |
[2-(6,6-Dimethyl-bicyclo[3.1.1]hept-2-en-2-yl)-ethoxy]-trimethyl-silane
nopol
Conditions | Yield |
---|---|
With tris paraperiodate In benzene for 0.166667h; Heating; | 85% |
4-{[2-(6,6-dimethyl-bicyclo[3.1.1]hept-2-en-2-yl)-ethoxy]-phenyl-methyl}-biphenyl
nopol
Conditions | Yield |
---|---|
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In dichloromethane at 20℃; for 7h; | 83% |
4-{[2-(6,6-dimethyl-bicyclo[3.1.1]hept-2-en-2-yl)-ethoxy]-diphenyl-methyl}-biphenyl
nopol
Conditions | Yield |
---|---|
With trifluoroacetic acid In dichloromethane at 20℃; for 3h; | 82% |
nopol
Conditions | Yield |
---|---|
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In dichloromethane; water at 20℃; for 1.5h; | 78% |
Conditions | Yield |
---|---|
With Cr and Fe containing metal organic framework MIL-101; air In acetonitrile at 80℃; for 30h; Catalytic behavior; Reagent/catalyst; | A 63.75% B 21.25% |
6,6-dimethyl-2-(p-tolylsulphonylethyl)bicyclo<3.1.1>hept-2-ene
A
2-ethylene-6,6-dimethylbicyclo<3.1.1>hept-2-ene
B
1-ethyl-4-isopropylbenzene
C
nopol
cis-2-hydroxy-8,8-dimethyltricyclo<5.1.1.02,5>nonane
E
trans-3-hydroxy-6,6-dimethylnopinane-2-spiro-1'-cyclopropane
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride; sodium acetate; acetic acid Mechanism; |
6,6-dimethyl-2-(p-tolylsulphonylethyl)bicyclo<3.1.1>hept-2-ene
A
1-ethyl-4-isopropylbenzene
B
nopol
cis-2-hydroxy-8,8-dimethyltricyclo<5.1.1.02,5>nonane
D
trans-3-hydroxy-6,6-dimethylnopinane-2-spiro-1'-cyclopropane
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride; sodium acetate; acetic acid 1.) 70 deg C, 12 h, 2.) ether; Yield given. Multistep reaction. Further byproducts given. Yields of byproduct given; |
Beta-pinene
nopol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 180 - 220 °C 2: (saponification) View Scheme |
Conditions | Yield |
---|---|
With zirconia pillared zirconium phosphate ZrO2-ZrP-a-150 In toluene at 80℃; for 4h; Reagent/catalyst; |
Dimethoxymethane
nopol
2-<2-(methoxymethoxy)ethyl>-6,6-dimethylbicyclo<3.1.1>hept-2-ene
Conditions | Yield |
---|---|
zirconium(IV) chloride at 20℃; for 6.5h; | 97% |
nopol
Conditions | Yield |
---|---|
With carbon tetrabromide; triphenylphosphine In dichloromethane at 20℃; Cooling with ice; | 96% |
With phosphorus tribromide In petroleum |
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; for 24.3h; | 95% |
Conditions | Yield |
---|---|
With triphenylphosphine; diethylazodicarboxylate In tetrahydrofuran at 50℃; Mitsunobu reaction; | 93% |
nopol
2-(6,6-Dimethylbicyclo<3.1.1>hept-2-ene)acetaldehyde
Conditions | Yield |
---|---|
With zinc bismuthate In toluene for 2.5h; Heating; | 90% |
With sodium hydrogencarbonate; Dess-Martin periodane at 0℃; for 4h; | 75% |
Conditions | Yield |
---|---|
With palladium on activated charcoal; hydrogen In ethanol at 20℃; Solvent; Reagent/catalyst; | 88.9% |
With hydrogen; nickel |
nopol
4-phenylbenzhydrol
4-{[2-(6,6-dimethyl-bicyclo[3.1.1]hept-2-en-2-yl)-ethoxy]-phenyl-methyl}-biphenyl
Conditions | Yield |
---|---|
With ytterbium(III) triflate In dichloromethane at 20℃; for 5h; | 85% |
Conditions | Yield |
---|---|
With sodium | 85% |
Conditions | Yield |
---|---|
With ytterbium(III) triflate In dichloromethane at 20℃; for 24h; Etherification; | 83% |
Conditions | Yield |
---|---|
With sodium hydride | 81% |
nopol
dimethyl sulfate
2-(2-methoxyethyl)-6,6-dimethylbicyclo<3.1.1>hept-2-ene
Conditions | Yield |
---|---|
With sodium hydroxide; N-benzyl-N,N,N-triethylammonium chloride In hexane; water for 4h; | 80% |
Conditions | Yield |
---|---|
With ytterbium(III) triflate In dichloromethane at 20℃; for 0.5h; | 76% |
nopol
4-biphenylyldiphenylmethanol
4-{[2-(6,6-dimethyl-bicyclo[3.1.1]hept-2-en-2-yl)-ethoxy]-diphenyl-methyl}-biphenyl
Conditions | Yield |
---|---|
With ytterbium(III) triflate In dichloromethane for 12h; Heating; | 76% |
4-nitrobenzyl chloride
nopol
2-(6,6-dimethylbicyclo[3.1.1]hept-2-en-2-yl)ethyl 4-nitrobenzoate
Conditions | Yield |
---|---|
With sodium carbonate; palladium; silver(l) oxide at 80℃; for 48h; Molecular sieve; | 75% |
Ru((CH3C6H4CH(CH3)2)Cl2(P(C6H5)2CH2CH2Si(CH3)2H))
nopol
Conditions | Yield |
---|---|
In dichloromethane a stirred soln. of Ru-compd. is treated with nopol for 36 h (N2); | 65% |
nopol
methyl hypofluorite
Conditions | Yield |
---|---|
In methanol; dichloromethane; acetonitrile | 40% |
nopol
A
2-ethylene-6,6-dimethylbicyclo<3.1.1>hept-2-ene
B
1-ethyl-4-isopropylbenzene
Conditions | Yield |
---|---|
With acetic acid In methanol at 62.5℃; | A 31% B 6% |
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In dichloromethane Ambient temperature; | 30% |
2-(N,N-dimethylamino)ethyl bromide
nopol
{2-[2-(6,6-Dimethyl-bicyclo[3.1.1]hept-2-yl)-ethoxy]-ethyl}-dimethyl-amine
Conditions | Yield |
---|---|
(i) NaNH2, (ii) H2, Pt; Multistep reaction; |
Hexamethyldisiloxane
nopol
[2-(6,6-Dimethyl-bicyclo[3.1.1]hept-2-en-2-yl)-ethoxy]-trimethyl-silane
Conditions | Yield |
---|---|
With pyridinium p-toluenesulfonate In benzene |
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