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Dayang Chem (Hangzhou) Co.,Ltd.

DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe

CIS-CYCLOPENTANE-1,2-DICARBOXYLIC ACID

Cas:1461-96-7

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Chemwill Asia Co., Ltd.

Our 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

cis-1,2-Cyclopentanedicarboxylic acid

Cas:1461-96-7

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Henan Tianfu Chemical Co., Ltd.

Our 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.

1461-96-7 Cis-Cyclopentane-1,2-dicarboxylic acid

Cas:1461-96-7

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Zhuozhou Wenxi import and Export Co., Ltd

WITH 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

Discount price CAS 1461-96-7 with best quality

Cas:1461-96-7

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Hebei Sankai Chemical Technology Co., Ltd

1. Product advantages High purity, all above 98.5%, no impurities after dissolution We will test each batch to ensure quality OEM and private brand services designed for free Various cap colors available We can also provide MT1 peptide powd

CIS-CYCLOPENTANE-1,2-DICARBOXYLIC ACID CAS1461-96-7

Cas:1461-96-7

Min.Order:1 Kilogram

FOB Price: $10.0 / 12.0

Type:Trading Company

inquiry

Shanghai Upbio Tech Co.,Ltd

1.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

1,2-Cyclopentanedicarboxylicacid, (1R,2S)-rel-

Cas:1461-96-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

Henan 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

1,2-Cyclopentanedicarboxylicacid, (1R,2S)-rel-

Cas:1461-96-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou J&H Chemical Co., Ltd.

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

1,2-Cyclopentanedicarboxylicacid, (1R,2S)-rel-

Cas:1461-96-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

Superior quality moderate price & quick delivery Appearance: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:Possible inhibitor of proli

1,2-Cyclopentanedicarboxylicacid, (1R,2S)-rel-

Cas:1461-96-7

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

Zhenyu 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

CIS-CYCLOPENTANE-1,2-DICARBOXYLIC ACID

Cas:1461-96-7

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

inquiry

Enke Pharma-tech Co.,Ltd. (Cangzhou, China )

Cangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new api, in

Enke cis-1,2-Cyclopentanedicarboxylic acid

Cas:1461-96-7

Min.Order:1 Kilogram

FOB Price: $200.0 / 300.0

Type:Lab/Research institutions

inquiry

SAGECHEM LIMITED

SAGECHEM is a chemical R&D, manufacturing and distribution company in China since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and etc. We also offer a full range of services in custom synthe

SAGECHEM/cis-1,2-cyclopentanedicarboxylic acid

Cas:1461-96-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Suzhou Health Chemicals Co., Ltd.

High quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use

cis-1,2-Cyclopentanedicarboxylic acid

Cas:1461-96-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Win-Win chemical Co.Ltd

Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

CIS-CYCLOPENTANE-1,2-DICARBOXYLIC ACID Cas no.1461-96-7 98%

Cas:1461-96-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Kono Chem Co.,Ltd

high 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

CIS-CYCLOPENTANE-1,2-DICARBOXYLIC ACID

Cas:1461-96-7

Min.Order:0

Negotiable

Type:Other

inquiry

Shanghai Acmec Biochemical Technology Co., Ltd.

Acmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea

Acmec cis-Cyclopentane-1,2-dicarboxylic acid 5g

Cas:1461-96-7

Min.Order:1 bottle

Negotiable

Type:Lab/Research institutions

inquiry

Henan Allgreen Chemical Co.,Ltd

high qualityAppearance:white crystalline powder Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea

(R)-N-Boc-5-Amino-3-hydroxy-pentanoic acid ethylester

Cas:1461-96-7

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Xi`an Eastling Biotech Co., Ltd.

high 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

CIS-CYCLOPENTANE-1,2-DICARBOXYLIC ACID

Cas:1461-96-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Antimex Chemical Limied

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

cis-1,2-Cyclopentanedicarboxylic acid

Cas:1461-96-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

HANGZHOU TIANYE CHEMICALS CO., LTD.

We product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Application:Chemical intermediate

cis-Cyclopentane-1,2-dicarboxylic acid

Cas:1461-96-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

1,2-Cyclopentanedicarboxylicacid, (1R,2S)-rel-Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:pharmaceutical intermediate Transportation:by air, by sea, by express

1,2-Cyclopentanedicarboxylicacid, (1R,2S)-rel-

Cas:1461-96-7

Min.Order:0

Negotiable

Type:Other

inquiry

Henan Kanbei Chemical Co.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

CIS-CYCLOPENTANE-1,2-DICARBOXYLIC ACID

Cas:1461-96-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Chemsigma International Co.,Ltd.

bulk?production Application:Pharmaceutical intermediates

CIS-CYCLOPENTANE-1,2-DICARBOXYLIC ACID

Cas:1461-96-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

ZHEJIANG JIUZHOU CHEM CO.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

CIS-CYCLOPENTANE-1,2-DICARBOXYLIC ACID

Cas:1461-96-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Amadis Chemical Co., Ltd.

1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G

Cis-cyclopentane-1,2-dicarboxylic acid

Cas:1461-96-7

Min.Order:10 Milligram

Negotiable

Type:Lab/Research institutions

inquiry

HENAN SUNLAKE ENTERPRISE CORPORATION

Henan Sunlake Enterprise Corporation Our Advantages 1, Any inquiry about ch

CIS-CYCLOPENTANE-1,2-DICARBOXYLIC ACID

Cas:1461-96-7

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

suzhou BetterBioChem Co., Ltd.

Betterbiochem is specialized in APIs, pharmaceutical intermediates & fine chemicals. 1. The best quality, competitive price. 2. The best service before or after shipment. 3. Rich experience in export operation. 4. Rich experience in

Cis-Cyclopentane-1,2-dicarboxylic acid

Cas:1461-96-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai AngewChem Co., Ltd.

99%, in stock Shanghai AngewChemCo., Ltd. is an innovative enterprise on fine chemicals and pharmaceuticals. Based on Shanghai R&D center and Hunan chemical manufacturing plant, we offer chemical research, process development, and large-scale

cis-1,2-cyclopentanedicarboxylic acid manufacturer high quality

Cas:1461-96-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Nanjing Chemlin Chemical Co., Ltd.

Compound sourcing ServicesAgency of testing serviceFactory audit serviceFounded in Dec. 1999, Nanjing Chemlin Chemical Industrial Co.,Ltd(CHEMLIN) has been covering the business scope from trading of chemicals to custom-synthesis & Manufacturing. Co

1461-96-7

Cas:1461-96-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Wuhan Prominence Bio-technology Co., Ltd

Wuhan Prominence Bio-technology Co., Ltd is a leading provider and manufacturer of pharmaceutical and chemical products. Mainly involves API, pharmaceutical intermediates peditides and natural extract etc. We are capable to supply you with any quanti

cis-1,2-cyclopentanedicarboxylic acid

Cas:1461-96-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

ethyl 2-oxocyclohexane carboxylate
1655-07-8

ethyl 2-oxocyclohexane carboxylate

cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

Conditions
ConditionsYield
Stage #1: ethyl 2-oxocyclohexane carboxylate In chloroform at 0 - 20℃;
Stage #2: With potassium hydroxide In water at 0 - 20℃; Favorskii rearrangement;
74%
Stage #1: ethyl 2-oxocyclohexane carboxylate With bromine In chloroform at 0 - 20℃;
Stage #2: With potassium hydroxide In water at 0℃; for 6h;
Stage #3: With hydrogenchloride In water pH=5;
63%
Multi-step reaction with 2 steps
1: Br2 / CH2Cl2
2: aq. KOH; aq. HCl
View Scheme
ethyl 3-bromo-2-oxocyclohexanecarboxylate
30132-23-1

ethyl 3-bromo-2-oxocyclohexanecarboxylate

cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

Conditions
ConditionsYield
With potassium hydroxide Favorskii rearrangement;73%
With hydrogenchloride; potassium hydroxide
Multi-step reaction with 2 steps
1: aq. NaOH / ethanol
2: (i) AcCl, (ii) OH-
View Scheme
2,4-dimethoxybicyclo<3.2.1>octane
79692-84-5

2,4-dimethoxybicyclo<3.2.1>octane

cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

Conditions
ConditionsYield
54%
cyclopent-1-ene-1,2-dicarboxylic acid
3128-15-2

cyclopent-1-ene-1,2-dicarboxylic acid

cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

Conditions
ConditionsYield
With platinum Hydrogenation;
trans-1,2-cyclopentanedicarboxylic acid
80656-14-0

trans-1,2-cyclopentanedicarboxylic acid

cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

Conditions
ConditionsYield
With acetic anhydride Loesen in Wasser oder in Kalilauge und Ansaeuern;
(i) AcCl, (ii) OH-; Multistep reaction;
Multi-step reaction with 2 steps
1: 1.5 h / 200 °C
2: H2O / Heating
View Scheme
cis-1,2-divinylcyclopentane
62732-15-4

cis-1,2-divinylcyclopentane

cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

Conditions
ConditionsYield
(i) O3, AcOH, (ii) aq. H2O2; Multistep reaction;
exo-cis-6,7-Dihydroxy-cis-bicyclo<3,2,0>heptan
19042-30-9

exo-cis-6,7-Dihydroxy-cis-bicyclo<3,2,0>heptan

cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

Conditions
ConditionsYield
With potassium dichromate; sulfuric acid at 15 - 20℃; for 1h;
cyclopentane-cis-1,2-dicarboxylic acid anhydride
35878-28-5, 743438-34-8

cyclopentane-cis-1,2-dicarboxylic acid anhydride

cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

Conditions
ConditionsYield
With water Heating;
carbon dioxide
124-38-9

carbon dioxide

carbon monoxide
201230-82-2

carbon monoxide

cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

Conditions
ConditionsYield
With bis(1,5-cyclooctadiene)nickel (0); (c-C6H11)2PCH2CH2-2-pyridyl; sulfuric acid 1) THF, 20 deg C, 48 h, 2) THF, room temperature, 10 h; Yield given. Multistep reaction;
ethyl 5-bromo-2-oxocyclohexanecarboxylate
118577-36-9

ethyl 5-bromo-2-oxocyclohexanecarboxylate

cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

Conditions
ConditionsYield
With potassium hydroxide at 0℃; for 2h; Yield given;
2,4,5,6,3a,6a-hexahydro-2-oxapentalen-1,3-dione
5763-49-5

2,4,5,6,3a,6a-hexahydro-2-oxapentalen-1,3-dione

KOH-solution

KOH-solution

cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

Conditions
ConditionsYield
durch Ansaeuern; anhydride of/the/ cis-cyclopentane-dicarboxylic acid-(1.2);
(+-)-cis-bicyclo<3.2.0>heptan-6-one

(+-)-cis-bicyclo<3.2.0>heptan-6-one

cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

Conditions
ConditionsYield
With nitric acid
1-cyano-cyclopentane-dicarboxylic acid-(1.2)-diethyl ester

1-cyano-cyclopentane-dicarboxylic acid-(1.2)-diethyl ester

A

cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

trans-1,2-cyclopentanedicarboxylic acid
80656-14-0

trans-1,2-cyclopentanedicarboxylic acid

Conditions
ConditionsYield
With hydrogenchloride Isolierung ueber das Anhydrid;
rac-bicyclo[3.2.0]hept-2-en-6-one
13756-54-2

rac-bicyclo[3.2.0]hept-2-en-6-one

nitric acid
7697-37-2

nitric acid

A

1,5-pentanedioic acid
110-94-1

1,5-pentanedioic acid

B

cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

hydrogenchloride
7647-01-0

hydrogenchloride

Ethyl 1-cyanocyclopentane-1,2-dicarboxylate
143102-48-1

Ethyl 1-cyanocyclopentane-1,2-dicarboxylate

A

cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

trans-1,2-cyclopentanedicarboxylic acid
80656-14-0

trans-1,2-cyclopentanedicarboxylic acid

Conditions
ConditionsYield
optically inactive substance of bp 3.5: 135-136deg;
1,1,2,2-Cyclopentantetracarbonsaeure-tetraethylester
50708-47-9

1,1,2,2-Cyclopentantetracarbonsaeure-tetraethylester

cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: glacial acetic acid; concentrated sulfuric acid; water
2: acetic acid anhydride / Loesen in Wasser oder in Kalilauge und Ansaeuern
View Scheme
cis-1,2-Cyclopentan-diessigsaeure-bis-dimethylamid
91972-94-0

cis-1,2-Cyclopentan-diessigsaeure-bis-dimethylamid

cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: LiAlH4
2: (i) aq. H2O2, (ii) (thermolysis)
3: (i) O3, AcOH, (ii) aq. H2O2
View Scheme
(cis-cyclopentane-1,2-diyl)-di-acetic acid
95259-54-4

(cis-cyclopentane-1,2-diyl)-di-acetic acid

cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: (i) SOCl2, (ii) /BRN= 605257/
2: LiAlH4
3: (i) aq. H2O2, (ii) (thermolysis)
4: (i) O3, AcOH, (ii) aq. H2O2
View Scheme
cis-1.2-Bis-<2-dimethylamino-ethyl>-cyclopentan
104282-33-9

cis-1.2-Bis-<2-dimethylamino-ethyl>-cyclopentan

cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: (i) aq. H2O2, (ii) (thermolysis)
2: (i) O3, AcOH, (ii) aq. H2O2
View Scheme
(3aR,3bS,6aR,6bS)-Hexahydro-1,3-dioxa-cyclobutadicyclopenten-2-one

(3aR,3bS,6aR,6bS)-Hexahydro-1,3-dioxa-cyclobutadicyclopenten-2-one

cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: aq. NaOH / 2 h / 60 °C
2: K2Cr2O7, H2SO4 / 1 h / 15 - 20 °C
View Scheme
cis-1,2-cyclopentanecarboxylic acid

cis-1,2-cyclopentanecarboxylic acid

cyclopent-1-ene-1,2-dicarboxylic acid
3128-15-2

cyclopent-1-ene-1,2-dicarboxylic acid

cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

Conditions
ConditionsYield
With hydrogen; aluminum nickel In phosphorus pentaoxide; ethanol
cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

cyclopentane-cis-1,2-dicarboxylic acid anhydride
35878-28-5, 743438-34-8

cyclopentane-cis-1,2-dicarboxylic acid anhydride

Conditions
ConditionsYield
With acetic anhydride for 20h; Reflux;89%
With acetic anhydride for 10h; Heating;85%
With acetic anhydride for 20h; Heating;81%
cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

cis-1,2-bis(hydroxymethyl)cyclopentane
75658-83-2

cis-1,2-bis(hydroxymethyl)cyclopentane

Conditions
ConditionsYield
With lithium aluminium tetrahydride65%
With lithium aluminium tetrahydride In diethyl ether
With Trimethyl borate; dimethylsulfide borane complex In tetrahydrofuran at 0 - 20℃;
Multi-step reaction with 2 steps
1: 220 °C
2: LiAlH4
View Scheme
Multi-step reaction with 2 steps
1: diethyl ether
2: LiAlH4
View Scheme
cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

dimethyl cis-1,2-cyclopentanedicarboxylate
4841-91-2

dimethyl cis-1,2-cyclopentanedicarboxylate

Conditions
ConditionsYield
With diethyl ether
In methanol
cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

cis-hexahydro-cyclopentimidazol-2-one
63243-23-2, 933775-94-1

cis-hexahydro-cyclopentimidazol-2-one

Conditions
ConditionsYield
With chloroform; tris-(2-chloro-ethyl)-amine; sulfuric acid anschliessendes Erhitzen mit wss. HCl und Behandeln des Reaktionsprodukts in wss. KOH mit COCl2 in Toluol;
cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

trans-1,2-cyclopentanedicarboxylic acid
80656-14-0

trans-1,2-cyclopentanedicarboxylic acid

Conditions
ConditionsYield
With hydrogenchloride at 180℃;
cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

2,4,5,6,3a,6a-hexahydro-2-oxapentalen-1,3-dione
5763-49-5

2,4,5,6,3a,6a-hexahydro-2-oxapentalen-1,3-dione

Conditions
ConditionsYield
at 150 - 160℃; anhydride of/the/ cis-cyclopentane-dicarboxylic acid-(1.2);
Multi-step reaction with 2 steps
1: concentrated hydrochloric acid / 180 °C
2: acetyl chloride / 140 °C / im Einschlussrohr
View Scheme
With acetic anhydride for 20h; Heating / reflux;
cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

cis-cyclopentane-1,2-dicarboxylic acid-anhydride
5763-49-5, 35878-28-5, 147148-10-5

cis-cyclopentane-1,2-dicarboxylic acid-anhydride

Conditions
ConditionsYield
With acetic anhydride
cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

cis-Cyclopentan-1,2-dicarbamid
13195-85-2

cis-Cyclopentan-1,2-dicarbamid

Conditions
ConditionsYield
(i) SOCl2, (ii) aq. NH3; Multistep reaction;
cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

[5-(thiophen-2-yl)thiophen-2-yl]methanamine
4380-96-5

[5-(thiophen-2-yl)thiophen-2-yl]methanamine

(1R,2S)-2-[([2,2']Bithiophenyl-5-ylmethyl)-carbamoyl]-cyclopentanecarboxylic acid

(1R,2S)-2-[([2,2']Bithiophenyl-5-ylmethyl)-carbamoyl]-cyclopentanecarboxylic acid

Conditions
ConditionsYield
Stage #1: cis-1,2-cyclopentanedicarboxylic acid With 1,1'-carbonyldiimidazole In tetrahydrofuran
Stage #2: [5-(thiophen-2-yl)thiophen-2-yl]methanamine In tetrahydrofuran
cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

methyl (3aS,7aS)-6-oxo-2,3,3a,6,7,7a-hexahydro-1H-indene-5-carboxylate

methyl (3aS,7aS)-6-oxo-2,3,3a,6,7,7a-hexahydro-1H-indene-5-carboxylate

Conditions
ConditionsYield
Multi-step reaction with 13 steps
1.1: borane dimethyl sulfide complex; trimethylborate / tetrahydrofuran / 0 - 20 °C
2.1: phosphorus tribromide / -10 - 85 °C
3.1: ethanol / 100 °C
4.1: DOWEX 550A (OH), activated / H2O
5.1: 130 - 200 °C / 200 Torr
6.1: 99 percent / benzene / 48 h / 20 °C
7.1: H2 / PtO2 / tetrahydrofuran / 20 °C / 760 Torr
8.1: hydroquinidine (anthraquinone-1,4-diyl) diether / diethyl ether / 72 h / -18 °C
9.1: oxalyl chloride / toluene / 20 °C
10.1: H2; 2,6-lutidine / Pd/C / tetrahydrofuran / 20 °C / 2068.59 Torr
11.1: triethylamine-zinc chloride complex / benzene / 20 - 40 °C
12.1: O3 / methanol; CH2Cl2 / -7 °C
13.1: PhSeCl; pyridine / CH2Cl2 / 0.5 h / 0 °C
13.2: 48 percent / aq. H2O2 / CH2Cl2 / 0.5 h / 0 °C
View Scheme
cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

6-formyl-octahydro-indene-5-carboxylic acid methyl ester
932698-05-0

6-formyl-octahydro-indene-5-carboxylic acid methyl ester

Conditions
ConditionsYield
Multi-step reaction with 10 steps
1: borane dimethyl sulfide complex; trimethylborate / tetrahydrofuran / 0 - 20 °C
2: phosphorus tribromide / -10 - 85 °C
3: ethanol / 100 °C
4: DOWEX 550A (OH), activated / H2O
5: 130 - 200 °C / 200 Torr
6: 99 percent / benzene / 48 h / 20 °C
7: H2 / PtO2 / tetrahydrofuran / 20 °C / 760 Torr
8: hydroquinidine (anthraquinone-1,4-diyl) diether / diethyl ether / 72 h / -18 °C
9: oxalyl chloride / toluene / 20 °C
10: H2; 2,6-lutidine / Pd/C / tetrahydrofuran / 20 °C / 2068.59 Torr
View Scheme
cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

6-oxo-octahydro-indene-5-carboxylic acid methyl ester
926644-62-4

6-oxo-octahydro-indene-5-carboxylic acid methyl ester

Conditions
ConditionsYield
Multi-step reaction with 12 steps
1: borane dimethyl sulfide complex; trimethylborate / tetrahydrofuran / 0 - 20 °C
2: phosphorus tribromide / -10 - 85 °C
3: ethanol / 100 °C
4: DOWEX 550A (OH), activated / H2O
5: 130 - 200 °C / 200 Torr
6: 99 percent / benzene / 48 h / 20 °C
7: H2 / PtO2 / tetrahydrofuran / 20 °C / 760 Torr
8: hydroquinidine (anthraquinone-1,4-diyl) diether / diethyl ether / 72 h / -18 °C
9: oxalyl chloride / toluene / 20 °C
10: H2; 2,6-lutidine / Pd/C / tetrahydrofuran / 20 °C / 2068.59 Torr
11: triethylamine-zinc chloride complex / benzene / 20 - 40 °C
12: O3 / methanol; CH2Cl2 / -7 °C
View Scheme
cis-1,2-cyclopentanedicarboxylic acid
1461-96-7

cis-1,2-cyclopentanedicarboxylic acid

octahydro-2-oxa-s-indacene-1,3-dione
932698-11-8

octahydro-2-oxa-s-indacene-1,3-dione

Conditions
ConditionsYield
Multi-step reaction with 7 steps
1: borane dimethyl sulfide complex; trimethylborate / tetrahydrofuran / 0 - 20 °C
2: phosphorus tribromide / -10 - 85 °C
3: ethanol / 100 °C
4: DOWEX 550A (OH), activated / H2O
5: 130 - 200 °C / 200 Torr
6: 99 percent / benzene / 48 h / 20 °C
7: H2 / PtO2 / tetrahydrofuran / 20 °C / 760 Torr
View Scheme

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