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Antimex Chemical Limied

Gibberellic Acid are naturally occurring plant hormones. It can stimulate both cell elongation and cell division. it can break seed dormancy, promote seed germination, increase fruit setting rate, cause parthenocarpic fruit (seedless), enable plant

Gibberellic acid GA3

Cas:77-06-5

Min.Order:1 Kilogram

FOB Price: $220.0

Type:Lab/Research institutions

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Hebei Nengqian Chemical Import and Export Co., LTD

With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin

Pgr Gibberellic Acid Ga3 90%Tc CAS 77-06-5

Cas:77-06-5

Min.Order:1 Kilogram

FOB Price: $10.0 / 16.0

Type:Trading Company

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Hangzhou Dingyan Chem Co., Ltd

Items Standard Result Appearance White to pale yellow crystal powders White crystal powders Loss On Drying,%

High purity Gibberellic Acid with high quality and best price cas:77-06-5

Cas:77-06-5

Min.Order:1 Kilogram

FOB Price: $200.0 / 320.0

Type:Manufacturers

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Rely Chemicals Ltd.

Gibberellins (GA3) belong to a natural plant hormone. It can stimulate plant stem elongation by stimulating cell division and elongation. And it can break seed dormancy, promote germination, and increase fruit setting rate, or cause parthenoc

GA3 gibberellic acid plant growth regulator

Cas:77-06-5

Min.Order:1 Kilogram

FOB Price: $225.0 / 235.0

Type:Trading Company

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Simagchem Corporation

Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our

High quality Gibberellic Acid supplier in China

Cas:77-06-5

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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Hubei Vanz Pharm Co.,Ltd

We are both manufacture and trader , have very good quality and competitive price, meanwhile , we have exported to other market 100kg every month. Appearance:white powder Storage:Nomal Package:25kg/drum Application:intermediates Transportation:Nor

gibberellic acid ga3 products CAS 77-06-5

Cas:77-06-5

Min.Order:1 Kilogram

FOB Price: $280.0

Type:Manufacturers

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Xi'an Quanao Biotech Co., Ltd.

We are: Focus on the research, production and sale of Plant and Animal extract, Medical intermediate, complete coverage six industries. Product grade: Medicine, Health care product, Cosmetics, Food,Feed, Biopesticide. Hot selling market: Europe,

Plant Growing 920 Gibberellin GA3 Powder 40%

Cas:77-06-5

Min.Order:1 Kilogram

FOB Price: $0.18 / 0.26

Type:Manufacturers

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Hefei TNJ chemical industry co.,ltd

Good quality Competitive price On time delivery Specifications Plant Growth Regulators Gibberellic acid 1.CAS: 77-06-5 2.90% TC, 20%/10% tablet or WP 3.EMS, Air Sea shipment 1.Gibberellic acid foliar fertilizer 2.90%TC 40%WP 20%T

Good quality Gibberellic acid//77-06-5

Cas:77-06-5

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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Henan Allgreen Chemical Co.,Ltd

high quality Appearance:white 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 Port:shanghai

Gibberellic acid

Cas:77-06-5

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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Ality Chemical Corporation

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

Factory Supply Gibberellic Acid

Cas:77-06-5

Min.Order:1

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Type:Other

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shanghai Tauto Biotech Co., Ltd

17-year experience in Phytochemicals Each product has passed very strict tests (NMR\MS\HPLC) Agents in 13 countries Certified by ISO 9001:2008 quality management system Leader Supplier of Botanical Reference Materials in China

Gibberellic acid

Cas:77-06-5

Min.Order:10 Milligram

Negotiable

Type:Manufacturers

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Xi'an Xszo Chem Co., Ltd.

1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s

High Quality 99% Gibberellic acid 77-06-5 ISO Producer

Cas:77-06-5

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

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COLORCOM LTD.

Colorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on

Gibberellic Acid GA3

Cas:77-06-5

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

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Dayang Chem (Hangzhou) Co.,Ltd.

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 quantiti

High purity Gibberellic acid 98% TOP1 supplier in China

Cas:77-06-5

Min.Order:100 Gram

FOB Price: $4.0 / 5.0

Type:Lab/Research institutions

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Chemwill Asia Co., Ltd.

CHemwill -- Gibberellic acid

Cas:77-06-5

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Manufacturers

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Hebei yanxi chemical co.,LTD.

Product: Gibberellic Acid CAS: 77-06-5 MF: C19H22O6 MW: 346.37 EINECS: 201-001-0 Melting Point: 227 °C Refractive Index: 81 °(C=2, MeOH) Storage Temp.: 0-

Gibberellic Acid 80-90-98% TC

Cas:77-06-5

Min.Order:25 Kilogram

Negotiable

Type:Trading Company

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Hubei DiBo chemical co., LTD

Name:gibberellic acid,GA3 CAS No:77-06-5 Grade:Gibberellin is one of the important endogenous hormones to promote plant growth and development Product Quality 12 years of chemical raw materials Mature operation of the industry System stabili

gibberellic acid CAS:77-06-5 High quality White crystalline powder

Cas:77-06-5

Min.Order:25 Kilogram

FOB Price: $1.0 / 2.0

Type:Other

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Henan Tianfu Chemical Co., Ltd.

Gibberellic acid Basic information Product Name: Gibberellic acid Synonyms: PRO-GIBB;RELEASE;RYZUPSTRONG;UVEX;(1alpha,2beta,4aalpha,4bbeta,10beta)-2,4a,7-trihydroxy

TIANFU-CHEM Gibberellic acid 77-06-5

Cas:77-06-5

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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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

Manufacturer supply CAS 77-06-5 with best quality

Cas:77-06-5

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Wuhan Han Sheng New Material Technology Co.,Ltd

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

Gibberellic acid 77-06-5

Cas:77-06-5

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

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Henan Sinotech Import&Export Corporation

roduct Name: Gibberellic acid; Gibberellin; GA3 Classification: Plant Growth Regulator / Agrochemical CAS No.: 77-06-5 Description of Gibberellic acid Gibbe

Gibberellic acid

Cas:77-06-5

Min.Order:5 Metric Ton

FOB Price: $1.0 / 2.0

Type:Other

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Hubei Langyou International Trading Co., Ltd

1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:powder Storage:Store in sealed containers at cool & dry pla

Animal Veterinary Medicine Gibberellic Acid CAS 77-06-5

Cas:77-06-5

Min.Order:100 Gram

Negotiable

Type:Other

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Shanghai Upbio Tech Co.,Ltd

1.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

Gibberellic acid 77-06-5

Cas:77-06-5

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Xi'an Faithful Biotech Co., Ltd.

We are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery

Shanghai Minstar Chemical Co., Ltd

Synonyms: PRO-GIBB;RELEASE;RYZUPSTRONG;UVEX;(1alpha,2beta,4aalpha,4bbeta,10beta)-2,4a,7-trihydroxy-1-methyl-8-methylenegibb;(1alpha,2beta,4aalpha,4bbeta,10beta)-2,4a,7-Trihydroxy-1-methyl-8-methylgibb-3-ene-1,10-dicarboxylic acid 1,4a-lactone;(1alp

Gibberellic acid 77-06-5 Large in promotion

Cas:77-06-5

Min.Order:1 Kilogram

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Type:Lab/Research institutions

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Leader Biochemical Group

About Product Details Items Specifications Test Results Appearance White to white crystalline powde

China Biggest Factory& Manufacturer Supply Gibberellic Acid CAS 77-06-5

Cas:77-06-5

Min.Order:1 Kilogram

FOB Price: $1.0 / 2.0

Type:Lab/Research institutions

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Baoji Guokang Healthchem co.,ltd

Our company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. A

Gibberellic acid Hormones and endocrine regulating agents

Cas:77-06-5

Min.Order:1 Kilogram

FOB Price: $135.0

Type:Trading Company

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Qingdao Beluga Import and Export Co., LTD

Beluga chemical professional supply Gibberellic acid CAS 77-06-5 1. Beluga Chemical has a professional RESEARCH and development team and strong technical force to ensure technical support and research capabilities. 2. Made in China and exported t

High quality Gibberellic acid CAS 77-06-5

Cas:77-06-5

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Shandong Hanjiang Chemical Co., Ltd.

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

Gibberellic acid

Cas:77-06-5

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Changchun Artel lmport and Export trade company

Product Detail Minimum Order Qty. 10 Gram

Synthetic route

2β,4a,7-trihydroxy-1-methyl-8-methylene-gibb-3-ene-1α,10β-dicarboxylic acid 10,10'-anhydride 1->4a;1'->4'a-dilactone
19123-33-2

2β,4a,7-trihydroxy-1-methyl-8-methylene-gibb-3-ene-1α,10β-dicarboxylic acid 10,10'-anhydride 1->4a;1'->4'a-dilactone

A

GA3-7-alkohol
54878-53-4

GA3-7-alkohol

B

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

Conditions
ConditionsYield
With sodium tetrahydroborate; acetic acid In tetrahydrofuran for 0.5h; Yield given;A 72%
B n/a
With sodium tetrahydroborate; acetic acid In tetrahydrofuran for 0.5h; other conditions; Yields of byproduct given;A 72%
B n/a
gibberellin A3-ketone
5087-25-2, 58917-17-2

gibberellin A3-ketone

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

Conditions
ConditionsYield
With potassium dihydrogenphosphate; potassium tri-sec-butyl-borohydride
Diacetyl-gibberellinsaeure
19147-54-7, 65563-70-4

Diacetyl-gibberellinsaeure

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

Conditions
ConditionsYield
With sodium methylate In N,N-dimethyl-formamide at 23℃; for 4h;
gibberellin A5
561-56-8

gibberellin A5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

Conditions
ConditionsYield
With air; alpha-ketoglute dipotassium; potassium ascorbate; iron(II) sulfate In various solvent(s) at 30℃; for 2h; enzyme preparation from anthers of Oryza sativa L., pH 8.0; Yield given;
ent-7α-hydroxykaurene
53060-60-9

ent-7α-hydroxykaurene

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

Conditions
ConditionsYield
With Giberella fujikuroi at 25℃; for 24h; incubation;
0(3),0(13)-Diacetyl-gibberellin-A3-7-aldehyd
54878-55-6

0(3),0(13)-Diacetyl-gibberellin-A3-7-aldehyd

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: PDC / dimethylformamide / 3.5 h / 23 °C
2: NaOCH3 / dimethylformamide / 4 h / 23 °C
View Scheme
(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

B

(4bR,7S,9aS,10R)-7-hydroxy-1-methyl-8-methylene-4b,6,7,8,9,10-hexahydro-5H-7,9a-methanobenzo[a]azulene-10-carboxylic acid
13613-87-1

(4bR,7S,9aS,10R)-7-hydroxy-1-methyl-8-methylene-4b,6,7,8,9,10-hexahydro-5H-7,9a-methanobenzo[a]azulene-10-carboxylic acid

Conditions
ConditionsYield
With sodium carbonate at 240℃; Product distribution; 1-5 min;A n/a
B 100%
With sodium carbonate at 240℃; 1-5 min;A n/a
B 100%
With hydrazine
acetic anhydride
108-24-7

acetic anhydride

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

Diacetyl-gibberellinsaeure
19147-54-7, 65563-70-4

Diacetyl-gibberellinsaeure

Conditions
ConditionsYield
With pyridine; dmap for 12h; Cooling with ice; Inert atmosphere;99%
With pyridine Ambient temperature;2.0 g
5-Hexen-1-ol
821-41-0

5-Hexen-1-ol

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

C25H32O6

C25H32O6

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 16h; Inert atmosphere;99%
(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

methyl iodide
74-88-4

methyl iodide

gibberellic acid methyl ester
510-50-9

gibberellic acid methyl ester

Conditions
ConditionsYield
With potassium carbonate In acetone98%
With potassium carbonate In acetone at 20℃; Inert atmosphere;95.4%
With potassium carbonate In acetone at 18℃; for 20h;94%
With potassium carbonate In acetone92%
With cesium fluoride In N,N-dimethyl-formamide for 24h; Ambient temperature;407 mg
(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

dimethyl sulfate
77-78-1

dimethyl sulfate

gibberellic acid methyl ester
510-50-9

gibberellic acid methyl ester

Conditions
ConditionsYield
With potassium carbonate In acetone97%
(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

ent-3α,13-dihydroxy-20-norgibberella-1(10),16-diene-7,19-dioic acid
19123-84-3

ent-3α,13-dihydroxy-20-norgibberella-1(10),16-diene-7,19-dioic acid

Conditions
ConditionsYield
With lithium; lithium diisopropyl amide In tetrahydrofuran; ammonia at -78℃;95%
(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

C19H24O5
123592-49-4

C19H24O5

Conditions
ConditionsYield
With lithium In ethanol; ammonia at -78℃;93%
N-tert-butoxycarbonyl-O-diethylcarbamoyl-N-bromopropylhydroxylamine

N-tert-butoxycarbonyl-O-diethylcarbamoyl-N-bromopropylhydroxylamine

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

3-((tert-butoxycarbonyl)((diethylcarbamoyl)oxy)amino)propyl (1S,2S,4aR,4bR,7S,9aS,10S,10aR)-2,7-dihydroxy-1-methyl-8-methylene-13-oxo-1,2,4b,5,6,7,8,9,10,10a-decahydro-4a,1-(epoxymethano)-7,9a-methanobenzo[a]azulene-10-carboxylate

3-((tert-butoxycarbonyl)((diethylcarbamoyl)oxy)amino)propyl (1S,2S,4aR,4bR,7S,9aS,10S,10aR)-2,7-dihydroxy-1-methyl-8-methylene-13-oxo-1,2,4b,5,6,7,8,9,10,10a-decahydro-4a,1-(epoxymethano)-7,9a-methanobenzo[a]azulene-10-carboxylate

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 60℃;93%
benzyl chloride
100-44-7

benzyl chloride

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

C26H28O6
1178-69-4

C26H28O6

Conditions
ConditionsYield
With potassium carbonate In acetone92%
acetic anhydride
108-24-7

acetic anhydride

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

C21H24O7

C21H24O7

Conditions
ConditionsYield
With pyridine; dmap at 20℃;91%
ethyldimethylsilyl chloride
6917-76-6

ethyldimethylsilyl chloride

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

C27H42O6Si2

C27H42O6Si2

Conditions
ConditionsYield
With 1H-imidazole In dichloromethane at 0 - 25℃; Inert atmosphere;89%
(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

n-hexadecanoyl chloride
112-67-4

n-hexadecanoyl chloride

gibberellin A3 3-O-palmitate

gibberellin A3 3-O-palmitate

Conditions
ConditionsYield
With pyridine for 15h; Ambient temperature;83%
triethylsilyl chloride
994-30-9

triethylsilyl chloride

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

C31H50O6Si2

C31H50O6Si2

Conditions
ConditionsYield
With 1H-imidazole In dichloromethane at 0 - 25℃; Inert atmosphere;81%
(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

(4bR,7S,9aS,10R)-7-hydroxy-1-methyl-8-methylene-4b,6,7,8,9,10-hexahydro-5H-7,9a-methanobenzo[a]azulene-10-carboxylic acid
13613-87-1

(4bR,7S,9aS,10R)-7-hydroxy-1-methyl-8-methylene-4b,6,7,8,9,10-hexahydro-5H-7,9a-methanobenzo[a]azulene-10-carboxylic acid

Conditions
ConditionsYield
With hydrogenchloride In water for 3h; Heating;78%
at 250 - 300℃; Product distribution;
(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

C19H21IO6
127590-27-6

C19H21IO6

Conditions
ConditionsYield
With Iodine monochloride; sodium hydrogencarbonate In acetonitrile for 5h; Ambient temperature;77%
(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

ent-2β,3α,13-trihydroxy-20-norgibberell-1(10),16-diene-7,19-dioic acid 19-2β-lactone

ent-2β,3α,13-trihydroxy-20-norgibberell-1(10),16-diene-7,19-dioic acid 19-2β-lactone

Conditions
ConditionsYield
With water; sodium hydroxide for 1.5h;77%
With tris(pentafluorophenyl)borate; benzo[1,3,2]dioxaborole In dichloromethane at 25℃; for 24h; Reagent/catalyst;
(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

(4bS,7S,9aS,10R)-1,7-dimethyl-8-oxo-4b,6,7,8,9,10-hexahydro-5H-7,9a-methanobenzo[a]azulene-10-carboxylic acid
427-78-1

(4bS,7S,9aS,10R)-1,7-dimethyl-8-oxo-4b,6,7,8,9,10-hexahydro-5H-7,9a-methanobenzo[a]azulene-10-carboxylic acid

Conditions
ConditionsYield
With hydrogenchloride In water at 100℃; for 3h; Wagner-Meerwein Rearrangement;76.5%
With hydrogenchloride
Multi-step reaction with 2 steps
1: aqueous HCl
2: HCl
View Scheme
With hydrogenchloride In water for 2h; Reflux;
(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

Conditions
ConditionsYield
With hydrogenchloride; water at 60℃;75%
With hydrogenchloride at 50℃;
(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

2,3,4-tri-O-acetyl-α-L-arabinopyranosyl bromide
14227-90-8

2,3,4-tri-O-acetyl-α-L-arabinopyranosyl bromide

gibberellin A3 α-L-(2,3,4,-tri-O-acetyl)arabinopyranosyl ester

gibberellin A3 α-L-(2,3,4,-tri-O-acetyl)arabinopyranosyl ester

Conditions
ConditionsYield
With Celite; silver carbonate In dichloromethane Heating;75%
(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

A

GA3-7-alkohol
54878-53-4

GA3-7-alkohol

B

C32H44N2O6
58870-20-5

C32H44N2O6

Conditions
ConditionsYield
With sodium tetrahydroborate; dicyclohexyl-carbodiimide In tetrahydrofuran; 1,4-dioxane 1.) -15 deg C, 2.) 5 deg C, 12 h;A 74%
B 3%
(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

(S)-oxiranemethanol
60456-23-7

(S)-oxiranemethanol

(1S,2S,4aR,4bR,7S,9aS,10S,10aR)-(R)-oxiran-2-ylmethyl 2,7-dihydroxy-1-methyl-8-methylene-13-oxo-1,2,4b,5,6,7,8,9,10,10a-decahydro-4a,1-(epoxymethano)-7,9amethanobenzo[a]azulene-10-carboxylate

(1S,2S,4aR,4bR,7S,9aS,10S,10aR)-(R)-oxiran-2-ylmethyl 2,7-dihydroxy-1-methyl-8-methylene-13-oxo-1,2,4b,5,6,7,8,9,10,10a-decahydro-4a,1-(epoxymethano)-7,9amethanobenzo[a]azulene-10-carboxylate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 0 - 20℃; for 6h;71%
(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

C19H24O7
6800-32-4

C19H24O7

Conditions
ConditionsYield
With water; sodium hydroxide for 18h;66%
(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

2,3,4,6-tetra-O-acetyl-α-D-glucopyranosyl bromide
572-09-8

2,3,4,6-tetra-O-acetyl-α-D-glucopyranosyl bromide

gibberellin A3 β-D-(2,3,4,6-tetra-O-acetyl)glucopyranosyl ester

gibberellin A3 β-D-(2,3,4,6-tetra-O-acetyl)glucopyranosyl ester

Conditions
ConditionsYield
With Celite; silver carbonate In dichloromethane Heating;63%
2,2,2-trifluorodiazoethane
371-67-5

2,2,2-trifluorodiazoethane

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

acetonitrile
75-05-8

acetonitrile

(1S,2S,4aR,4bR,7S,9aS,10S,10aR)-N-acetyl-2,7-dihydroxy-1-methyl-8-methylene-13-oxo-N-(2,2,2-trifluoroethyl)-1,2,4b,5,6,7,8,9,10,10a-decahydro-4a,1-(epoxymethano)-7,9a-methanobenzo[a]azulene-10-carboxamide

(1S,2S,4aR,4bR,7S,9aS,10S,10aR)-N-acetyl-2,7-dihydroxy-1-methyl-8-methylene-13-oxo-N-(2,2,2-trifluoroethyl)-1,2,4b,5,6,7,8,9,10,10a-decahydro-4a,1-(epoxymethano)-7,9a-methanobenzo[a]azulene-10-carboxamide

Conditions
ConditionsYield
With copper(l) iodide In toluene at 25℃; for 12h;62%
(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

1-bromo-1-deoxy-2,3,4,6-tetra-O-acetyl-a-D-galactopyranoside
3068-32-4

1-bromo-1-deoxy-2,3,4,6-tetra-O-acetyl-a-D-galactopyranoside

gibberellin A3 β-D-(2,3,4,6-tetra-O-acetyl)galactopyranosyl ester

gibberellin A3 β-D-(2,3,4,6-tetra-O-acetyl)galactopyranosyl ester

Conditions
ConditionsYield
With Celite; silver carbonate In dichloromethane Heating;61%
(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

acetobromocellobiose
14227-66-8

acetobromocellobiose

Gibberellin A3 heptaacetylcellobiosylester
138866-62-3

Gibberellin A3 heptaacetylcellobiosylester

Conditions
ConditionsYield
With triethylamine In acetone for 16h; Ambient temperature;52%
(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

1-bromo-2,3,4-tri-O-acetyl-α-D-xylopyranose
3068-31-3

1-bromo-2,3,4-tri-O-acetyl-α-D-xylopyranose

gibberellin A3 β-D-(2,3,4,-tri-O-acetyl)xylopyranosyl ester

gibberellin A3 β-D-(2,3,4,-tri-O-acetyl)xylopyranosyl ester

Conditions
ConditionsYield
With Celite; silver carbonate In dichloromethane Heating;48%
(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

Conditions
ConditionsYield
With hydrogenchloride; water Wagner-Meerwein Rearrangement; Reflux;38%
With hydrogenchloride Heating;
terbium(III) nitrate hexahydrate

terbium(III) nitrate hexahydrate

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid
77-06-5

(3S,3aS,4S,4aS,6S,8aR,8bR,11S)-6,11-dihydroxy-3-methyl-12-methylene-2-oxo-4a,6-ethano-3,8b-prop-1-enoperhydroindeno[1,2-b]furan-4-carboxylic acid

C38H46NO17Tb*4H2O

C38H46NO17Tb*4H2O

Conditions
ConditionsYield
With triethylamine In ethanol at 20℃;35%

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