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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

1,2,4,5-Benzenetetrol

Cas:636-32-8

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

TIANFUCHEM-- 636-32-8--High purity 1,2,4,5-tetrahydroxybenzene in stock Our company was built in 2009 with an ISO certificate.In the past 10 years, we have grown up as a famous fine chemicals supplier in China And we had established stable

TIANFUCHEM-- 636-32-8--High purity 1,2,4,5-tetrahydroxybenzene in stock

Cas:636-32-8

Min.Order:1 Metric Ton

FOB Price: $2000.0

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

Our advantages: 2) All Purity≥99% 3) We are manufacturer and can provide high quality products with factory price. 2, Fast and safe delivery 1) Parcel can be sent out in 24 hours after payment.Tracking number available 2) Secure and disc

1,2,4,5-tetrahydroxybenzene CAS:636-32-8

Cas:636-32-8

Min.Order:1 Kilogram

FOB Price: $150.0 / 200.0

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

1,2,4,5-Benzenetetrol

Cas:636-32-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

1,2,4,5-tetrahydroxybenzene CAS:636-32-8 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

1,2,4,5-tetrahydroxybenzene CAS:636-32-8

Cas:636-32-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

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

1,2,4,5-Benzenetetrol

Cas:636-32-8

Min.Order:1 Kilogram

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

1,2,4,5-Benzenetetrol

Cas:636-32-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

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

1,2,4,5-tetrahydroxybenzene

Cas:636-32-8

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

Jiangsu Qianyu Molecular Technology Co., LTD.

Our 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

Best Offer1,2,4,5-tetrahydroxybenzene

Cas:636-32-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

EAST CHEMSOURCES LIMITED

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

1,2,4,5-tetrahydroxybenzene

Cas:636-32-8

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

Shandong Mopai Biotechnology Co., LTD

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

1,2,4,5-tetrahydroxybenzene

Cas:636-32-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

KAISA GROUP INC

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

1,2,4,5-tetrahydroxybenzene

Cas:636-32-8

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

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

SAGECHEM/ 1,2,4,5-Benzenetetrol /Manufacturer in China

Cas:636-32-8

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Triumph International Development Limilted

Triumph has the complete production of G- KG - MT service chain,we can make the new technology into productivity quickly in the research and development of new products. Main Business Custom Synthesis:

benzene-1,2,4,5-tetrol

Cas:636-32-8

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

636-32-8

Cas:636-32-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Golden Pharma Co., Limited

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

1,2,4,5-tetrahydroxybenzene

Cas:636-32-8

Min.Order:1 Kilogram

Negotiable

Type:Other

inquiry

Bluecrystal chem-union

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

1,2,4,5-tetrahydroxybenzene

Cas:636-32-8

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Hebei Mojin Biotechnology Co.,Ltd

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

benzene-1,2,4,5-tetrol

Cas:636-32-8

Min.Order:0

Negotiable

Type:Trading Company

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 Benzene-1,2,4,5-tetraol 5g

Cas:636-32-8

Min.Order:1 bottle

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou J&H Chemical Co., Ltd.

J&H CHEM is one of China's leading providers of integrated fine chemical services including offering, research and development, Custom manufacturing business, as well as other Value-added customer services, for diversified range products of chemicals

1,2,4,5-tetrahydroxybenzene

Cas:636-32-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xian Changyue Biological Technology Co., Ltd.

best seller Application:API

1,2,4,5-tetrahydroxybenzene

Cas:636-32-8

Min.Order:0

Negotiable

Type:Manufacturers

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

1,2,4,5-Benzenetetrol

Cas:636-32-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hubei Langyou International Trading Co., Ltd

1,2,4,5-tetrahydroxybenzene Application:1,2,4,5-tetrahydroxybenzene

1,2,4,5-tetrahydroxybenzene

Cas:636-32-8

Min.Order:0

Negotiable

Type:Other

inquiry

HANGZHOU TIANYE CHEMICALS CO., LTD.

"HANGZHOU TIANYE CHEMICALS Co.LTD , Located in Eastern Science and Innovation Park Hangzhou .We are a high-tech enterprise specialized in technical research and development, production, development and trade of chemical products. We supply Multiple s

benzene-1,2,4,5-tetrol

Cas:636-32-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

DB BIOTECH CO., LTD

best seller Application:API

1,2,4,5-tetrahydroxybenzene

Cas:636-32-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

1,2,4,5-Benzenetetrol cas 636-32-8Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

1,2,4,5-Benzenetetrol cas 636-32-8

Cas:636-32-8

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

1,2,4,5-tetrahydroxybenzene

Cas:636-32-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Quanhe Biotechnology Co. LTD

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

1,2,4,5-tetrahydroxybenzene

Cas:636-32-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hunan Longxianng Runhui Trading Co.,Ltd

1,2,4,5-tetrahydroxybenzeneAppearance:powder Storage:Store in dry, dark and ventilated place Package:as client's required Application:used in pharmaceutical intermediate Transportation:By express (Door to door) such as FEDEX, DHL, EMS for small amoun

1,2,4,5-tetrahydroxybenzene

Cas:636-32-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Terui OP New Material Technology Co., Ltd.

The factory supplies Application:manufacturing supplies

1,2,4,5-Benzenetetrol

Cas:636-32-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

2,5-dihydroxy-1,4-benzoquinone
615-94-1

2,5-dihydroxy-1,4-benzoquinone

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

Conditions
ConditionsYield
With hydrogenchloride; tin at 95℃; for 1h;99%
With hydrogenchloride; tin In water for 1h; Reflux;98%
With hydrogenchloride; tin78%
hydroquinone
123-31-9

hydroquinone

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

Conditions
ConditionsYield
With tin In hydrogenchloride
Na2 S2 O4

Na2 S2 O4

2,5-dihydroxy-1,4-benzoquinone
615-94-1

2,5-dihydroxy-1,4-benzoquinone

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

Conditions
ConditionsYield
With hydrogenchloride In water2.00 g (14.07 mmol, 49.3%)
3.6-dibromo-2.5-dioxy-benzoquinone-(1.4)

3.6-dibromo-2.5-dioxy-benzoquinone-(1.4)

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

Conditions
ConditionsYield
With potassium bisulfite
With hydrogenchloride; tin
1,4-Benzochinon-2,5-di-(3-oxypropansaeure)
72391-34-5

1,4-Benzochinon-2,5-di-(3-oxypropansaeure)

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: aq. NaOH / 70 °C
2: H2 / Pd-C / ethanol
View Scheme
2,5-dihydroxy-benzoquinone-(1,4)

2,5-dihydroxy-benzoquinone-(1,4)

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

Conditions
ConditionsYield
With sodium dithionite
With hydrogenchloride; palladium on activated charcoal; carbon monoxide
2.5-dioxy-benzoquinone-(1.4)

2.5-dioxy-benzoquinone-(1.4)

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

Conditions
ConditionsYield
With hydrogenchloride; tin(ll) chloride
bromanilic acid
4370-59-6

bromanilic acid

water
7732-18-5

water

KHSO3

KHSO3

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

hydrogenchloride
7647-01-0

hydrogenchloride

bromanilic acid
4370-59-6

bromanilic acid

tin

tin

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

hydrogenchloride
7647-01-0

hydrogenchloride

2,5-dihydroxy-1,4-benzoquinone
615-94-1

2,5-dihydroxy-1,4-benzoquinone

SnCl2

SnCl2

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

dimethyl sulfate
77-78-1

dimethyl sulfate

1,2,4,5-tetramethoxybenzene
2441-46-5

1,2,4,5-tetramethoxybenzene

Conditions
ConditionsYield
With potassium carbonate In acetone for 16h; Reflux;93%
With sodium hydrogensulfite; potassium hydroxide In ethanol; water
1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

4,5-dimethyl-1,2-phenylenediamine
3171-45-7

4,5-dimethyl-1,2-phenylenediamine

1,2-diamino-benzene
95-54-5

1,2-diamino-benzene

9,10-dimethyl-5,7,12,14-tetrahydro-5,7,12,14-tetraazapentacene
1383373-28-1

9,10-dimethyl-5,7,12,14-tetrahydro-5,7,12,14-tetraazapentacene

Conditions
ConditionsYield
Stage #1: 1,2,4,5-benzenetetrol; 1,2-diamino-benzene at 180℃; for 3h; Inert atmosphere; Sealed tube;
Stage #2: 4,5-dimethyl-1,2-phenylenediamine at 180℃; for 3h; Inert atmosphere; Sealed tube;
92%
chromium dichloride

chromium dichloride

sodium tetrakis(pentafluorophenyl)-borate
2797-28-6

sodium tetrakis(pentafluorophenyl)-borate

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

tris[(2-pyridylmethyl)amine]
16858-01-8

tris[(2-pyridylmethyl)amine]

2C24BF20(1-)*C42H38Cr2N8O4(2+)

2C24BF20(1-)*C42H38Cr2N8O4(2+)

Conditions
ConditionsYield
Stage #1: chromium dichloride; tris[(2-pyridylmethyl)amine] In tetrahydrofuran for 0.0833333h;
Stage #2: 1,2,4,5-benzenetetrol With triethylamine In tetrahydrofuran
Stage #3: sodium tetrakis(pentafluorophenyl)-borate at 20℃; for 6h;
92%
1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

9,9-dihexylfluorene-2,7-diboronic acid
203927-98-4

9,9-dihexylfluorene-2,7-diboronic acid

polymer, Mw = 25000, Mw/Mn = 2.4; monomer(s): 9,9-dihexylfluorene-2,7-diboronic acid; 1,2,4,5-tetrahydroxybenzene

polymer, Mw = 25000, Mw/Mn = 2.4; monomer(s): 9,9-dihexylfluorene-2,7-diboronic acid; 1,2,4,5-tetrahydroxybenzene

Conditions
ConditionsYield
In tetrahydrofuran; toluene for 0.5h; Heating;91%
1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

9,9-dihexylfluorene-2,7-diboronic acid
203927-98-4

9,9-dihexylfluorene-2,7-diboronic acid

(HO)2C6H2*99C13H6(C6H13)2(BO2)2C6H2*2OH=(OH)2C6H2(C13H6(C6H13)2(BO2)2C6H2)99(OH)2

(HO)2C6H2*99C13H6(C6H13)2(BO2)2C6H2*2OH=(OH)2C6H2(C13H6(C6H13)2(BO2)2C6H2)99(OH)2

Conditions
ConditionsYield
In tetrahydrofuran condensation react. diboronic acid with 1,2,4,5-tetrahydroxybenzene in THF with aseotropic removal water;90%
1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

tetrafluoroterephthalonitrile
1835-49-0

tetrafluoroterephthalonitrile

C22H2F4N4O4

C22H2F4N4O4

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 2h;88%
2,5-dihydroxy-1,4-benzoquinone
615-94-1

2,5-dihydroxy-1,4-benzoquinone

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

Conditions
ConditionsYield
With hydrogenchloride; tin at 95℃; for 1h;99%
With hydrogenchloride; tin In water for 1h; Reflux;98%
With hydrogenchloride; tin78%
2,5-dihydroxy-benzoquinone-(1,4)

2,5-dihydroxy-benzoquinone-(1,4)

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

Conditions
ConditionsYield
With sodium dithionite
With hydrogenchloride; palladium on activated charcoal; carbon monoxide
2.5-dioxy-benzoquinone-(1.4)

2.5-dioxy-benzoquinone-(1.4)

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

Conditions
ConditionsYield
With hydrogenchloride; tin(ll) chloride
3.6-dibromo-2.5-dioxy-benzoquinone-(1.4)

3.6-dibromo-2.5-dioxy-benzoquinone-(1.4)

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

Conditions
ConditionsYield
With potassium bisulfite
With hydrogenchloride; tin
bromanilic acid
4370-59-6

bromanilic acid

water
7732-18-5

water

KHSO3

KHSO3

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

hydrogenchloride
7647-01-0

hydrogenchloride

2,5-dihydroxy-1,4-benzoquinone
615-94-1

2,5-dihydroxy-1,4-benzoquinone

SnCl2

SnCl2

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

hydrogenchloride
7647-01-0

hydrogenchloride

bromanilic acid
4370-59-6

bromanilic acid

tin

tin

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

hydroquinone
123-31-9

hydroquinone

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

Conditions
ConditionsYield
With tin In hydrogenchloride
1,4-Benzochinon-2,5-di-(3-oxypropansaeure)
72391-34-5

1,4-Benzochinon-2,5-di-(3-oxypropansaeure)

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: aq. NaOH / 70 °C
2: H2 / Pd-C / ethanol
View Scheme
Na2 S2 O4

Na2 S2 O4

2,5-dihydroxy-1,4-benzoquinone
615-94-1

2,5-dihydroxy-1,4-benzoquinone

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

Conditions
ConditionsYield
With hydrogenchloride In water2.00 g (14.07 mmol, 49.3%)
1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

dimethyl sulfate
77-78-1

dimethyl sulfate

1,2,4,5-tetramethoxybenzene
2441-46-5

1,2,4,5-tetramethoxybenzene

Conditions
ConditionsYield
With potassium carbonate In acetone for 16h; Reflux;93%
With sodium hydrogensulfite; potassium hydroxide In ethanol; water
1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

4,5-dimethyl-1,2-phenylenediamine
3171-45-7

4,5-dimethyl-1,2-phenylenediamine

1,2-diamino-benzene
95-54-5

1,2-diamino-benzene

9,10-dimethyl-5,7,12,14-tetrahydro-5,7,12,14-tetraazapentacene
1383373-28-1

9,10-dimethyl-5,7,12,14-tetrahydro-5,7,12,14-tetraazapentacene

Conditions
ConditionsYield
Stage #1: 1,2,4,5-benzenetetrol; 1,2-diamino-benzene at 180℃; for 3h; Inert atmosphere; Sealed tube;
Stage #2: 4,5-dimethyl-1,2-phenylenediamine at 180℃; for 3h; Inert atmosphere; Sealed tube;
92%
chromium dichloride

chromium dichloride

sodium tetrakis(pentafluorophenyl)-borate
2797-28-6

sodium tetrakis(pentafluorophenyl)-borate

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

tris[(2-pyridylmethyl)amine]
16858-01-8

tris[(2-pyridylmethyl)amine]

2C24BF20(1-)*C42H38Cr2N8O4(2+)

2C24BF20(1-)*C42H38Cr2N8O4(2+)

Conditions
ConditionsYield
Stage #1: chromium dichloride; tris[(2-pyridylmethyl)amine] In tetrahydrofuran for 0.0833333h;
Stage #2: 1,2,4,5-benzenetetrol With triethylamine In tetrahydrofuran
Stage #3: sodium tetrakis(pentafluorophenyl)-borate at 20℃; for 6h;
92%
1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

9,9-dihexylfluorene-2,7-diboronic acid
203927-98-4

9,9-dihexylfluorene-2,7-diboronic acid

polymer, Mw = 25000, Mw/Mn = 2.4; monomer(s): 9,9-dihexylfluorene-2,7-diboronic acid; 1,2,4,5-tetrahydroxybenzene

polymer, Mw = 25000, Mw/Mn = 2.4; monomer(s): 9,9-dihexylfluorene-2,7-diboronic acid; 1,2,4,5-tetrahydroxybenzene

Conditions
ConditionsYield
In tetrahydrofuran; toluene for 0.5h; Heating;91%
1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

9,9-dihexylfluorene-2,7-diboronic acid
203927-98-4

9,9-dihexylfluorene-2,7-diboronic acid

(HO)2C6H2*99C13H6(C6H13)2(BO2)2C6H2*2OH=(OH)2C6H2(C13H6(C6H13)2(BO2)2C6H2)99(OH)2

(HO)2C6H2*99C13H6(C6H13)2(BO2)2C6H2*2OH=(OH)2C6H2(C13H6(C6H13)2(BO2)2C6H2)99(OH)2

Conditions
ConditionsYield
In tetrahydrofuran condensation react. diboronic acid with 1,2,4,5-tetrahydroxybenzene in THF with aseotropic removal water;90%
1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

tetrafluoroterephthalonitrile
1835-49-0

tetrafluoroterephthalonitrile

C22H2F4N4O4

C22H2F4N4O4

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 2h;88%
1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

cis-1,3-di-tert-butyl-2,4-dichloro-1,3,2,4-diazadiphosphetidine
24335-35-1, 35107-68-7

cis-1,3-di-tert-butyl-2,4-dichloro-1,3,2,4-diazadiphosphetidine

C22H38N4O4P4

C22H38N4O4P4

Conditions
ConditionsYield
With triethylamine In diethyl ether at 0 - 20℃; for 16h; Inert atmosphere; Schlenk technique; Glovebox;87%
1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

1,1,1,3,3,3-hexamethyl-disilazane
999-97-3

1,1,1,3,3,3-hexamethyl-disilazane

1,2,4,5-tetrakis(trimethylsilyloxy)benzene
98039-84-0

1,2,4,5-tetrakis(trimethylsilyloxy)benzene

Conditions
ConditionsYield
With chloro-trimethyl-silane Heating;85%
Chlorodiisopropylphosphane
40244-90-4

Chlorodiisopropylphosphane

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

nickel dichloride

nickel dichloride

C30H56Cl2Ni2O4P4

C30H56Cl2Ni2O4P4

Conditions
ConditionsYield
With triethylamine In o-xylene at 150℃; for 1h; Reagent/catalyst; Solvent; Temperature; Inert atmosphere; Microwave irradiation;83%
1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

2-<2-(4-Iodopropanyl)phenyl>-1,3-dioxane
171086-95-6

2-<2-(4-Iodopropanyl)phenyl>-1,3-dioxane

1,2,4,5-Tetrakis<3-<2-(1,3-dioxan-2-yl)phenyl>-1-oxypropyl>benzene
171086-96-7

1,2,4,5-Tetrakis<3-<2-(1,3-dioxan-2-yl)phenyl>-1-oxypropyl>benzene

Conditions
ConditionsYield
With potassium hydroxide In dimethyl sulfoxide82%
2-Methoxypropene
116-11-0

2-Methoxypropene

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

2,2,6,6-tetramethylbenzo[1,2-d;4,5-d1]bis[1,3]dioxole
67820-74-0

2,2,6,6-tetramethylbenzo[1,2-d;4,5-d1]bis[1,3]dioxole

Conditions
ConditionsYield
With toluene-4-sulfonic acid In benzene at 20℃; for 1.5h;82%
With pyridinium p-toluenesulfonate In toluene for 15h; Dean-Stark; Reflux;80%
With pyridinium p-toluenesulfonate In benzene for 13.5h; Heating;19.38 g
With pyridinium p-toluenesulfonate In toluene Reflux;
1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

trans-1,2-bis(pyridin-4-yl)ethene
13362-78-2

trans-1,2-bis(pyridin-4-yl)ethene

4-tert-butylphenylboronic acid
123324-71-0

4-tert-butylphenylboronic acid

polymer; monomer(s): 4-tert-butylphenylboronic acid; 1,2,4,5-tetrahydroxybenzene; 1,2-bis(4-pyridyl)ethylene

polymer; monomer(s): 4-tert-butylphenylboronic acid; 1,2,4,5-tetrahydroxybenzene; 1,2-bis(4-pyridyl)ethylene

Conditions
ConditionsYield
In benzene for 8h; Heating;81%
1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

4-tert-butylphenylboronic acid
123324-71-0

4-tert-butylphenylboronic acid

trans-1,2-bis(4-pyridyl)ethylene
1135-32-6

trans-1,2-bis(4-pyridyl)ethylene

[(1,2-bis(4-pyridyl)ethylene)(1,2,4,5-tetraoxybenzene)(B(4-tert-butylphenyl))2](n)
1097835-26-1

[(1,2-bis(4-pyridyl)ethylene)(1,2,4,5-tetraoxybenzene)(B(4-tert-butylphenyl))2](n)

Conditions
ConditionsYield
In benzene N2, stoich., refluxed (Dean Stark trape) for 8 h; hot filtered, cooled to room temp., ppt. filtered, washed (pentane), dried (vac.); elem. anal.;81%
1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

C35H51BF2N2O2

C35H51BF2N2O2

C76H104B2N4O8

C76H104B2N4O8

Conditions
ConditionsYield
With aluminum (III) chloride In dichloromethane; acetonitrile for 0.166667h; Inert atmosphere; Reflux;80%
1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

2-<2-(4-Iodobutyl)phenyl>-1,3-dioxane
152035-59-1

2-<2-(4-Iodobutyl)phenyl>-1,3-dioxane

1,2,4,5-Tetrakis<4-<2-(1,3-dioxan-2-yl)phenyl>butyloxy>benzene

1,2,4,5-Tetrakis<4-<2-(1,3-dioxan-2-yl)phenyl>butyloxy>benzene

Conditions
ConditionsYield
With potassium hydroxide In dimethyl sulfoxide for 5h; Ambient temperature;79.5%
1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

4-ethylphenylboronic acid
63139-21-9

4-ethylphenylboronic acid

trans-1,2-bis(pyridin-4-yl)ethene
13362-78-2

trans-1,2-bis(pyridin-4-yl)ethene

polymer; monomer(s): 4-ethylphenylboronic acid; 1,2,4,5-tetrahydroxybenzene; 1,2-bis(4-pyridyl)ethylene

polymer; monomer(s): 4-ethylphenylboronic acid; 1,2,4,5-tetrahydroxybenzene; 1,2-bis(4-pyridyl)ethylene

Conditions
ConditionsYield
In benzene for 8h; Heating;79%
1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

4-ethylphenylboronic acid
63139-21-9

4-ethylphenylboronic acid

trans-1,2-bis(4-pyridyl)ethylene
1135-32-6

trans-1,2-bis(4-pyridyl)ethylene

[(1,2-bis(4-pyridyl)ethylene)(1,2,4,5-tetraoxybenzene)(B(4-ethylphenyl))2](n)
1097835-24-9

[(1,2-bis(4-pyridyl)ethylene)(1,2,4,5-tetraoxybenzene)(B(4-ethylphenyl))2](n)

Conditions
ConditionsYield
In benzene N2, stoich., refluxed (Dean Stark trape) for 8 h; hot filtered, cooled to room temp., ppt. filtered, washed (pentane), dried (vac.); elem. anal.;79%
chloro-trimethyl-silane
75-77-4

chloro-trimethyl-silane

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

1,2,4,5-tetrakis(trimethylsilyloxy)benzene
98039-84-0

1,2,4,5-tetrakis(trimethylsilyloxy)benzene

Conditions
ConditionsYield
With triethylamine In toluene at 20℃; for 12h;78%
1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

Dichlorophenylphosphine
644-97-3

Dichlorophenylphosphine

Benzo<1,2-d;4,5-d'>-bis(2-phenyl-1,3,2λ3-dioxaphosphol)

Benzo<1,2-d;4,5-d'>-bis(2-phenyl-1,3,2λ3-dioxaphosphol)

Conditions
ConditionsYield
at 140℃; for 3h;77.1%
Chlorodiisopropylphosphane
40244-90-4

Chlorodiisopropylphosphane

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

C30H58O4P4

C30H58O4P4

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 20℃; for 18h; Inert atmosphere; Glovebox; Schlenk technique;76%
1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

4-hexyloxybenzoyl chloride
39649-71-3

4-hexyloxybenzoyl chloride

1,2,4,5-Tetra-(4-hexyloxybenzoyloxy)benzene

1,2,4,5-Tetra-(4-hexyloxybenzoyloxy)benzene

Conditions
ConditionsYield
With pyridine for 2h; Heating;75%
1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

water
7732-18-5

water

holmium(III) nitrate

holmium(III) nitrate

Na5[Ho(1,2,4,5-tetrahydroxybenzene(-4H))2]*7water

Na5[Ho(1,2,4,5-tetrahydroxybenzene(-4H))2]*7water

Conditions
ConditionsYield
In sodium hydroxide aq. NaOH; mixing aq. solns. of benzene deriv. and holmium compd. under Ar, addn. of aq. NaOH, keeping for 1 wk; isolation of crystals, elem. anal.;75%
indantrione
938-24-9

indantrione

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

2,4,12,15,17,25-hexahydroxy-13,26-dioxaheptacyclo[14.10.0.03,14.04,12.06,11.017,25.019,24]hexacosa-1,3(14),6(11),7,9,15,19(24),20,22-nonaene-5,18-dione

2,4,12,15,17,25-hexahydroxy-13,26-dioxaheptacyclo[14.10.0.03,14.04,12.06,11.017,25.019,24]hexacosa-1,3(14),6(11),7,9,15,19(24),20,22-nonaene-5,18-dione

Conditions
ConditionsYield
With acetic acid at 80 - 90℃; for 24h;75%
4,4'-bipyridine
553-26-4

4,4'-bipyridine

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

3,5-dimethylphenyl boronic acid
172975-69-8

3,5-dimethylphenyl boronic acid

polymer; monomer(s): 3,5-dimethylphenylboronic acid; 1,2,4,5-tetrahydroxybenzene; 4,4'-bipyridyl

polymer; monomer(s): 3,5-dimethylphenylboronic acid; 1,2,4,5-tetrahydroxybenzene; 4,4'-bipyridyl

Conditions
ConditionsYield
In benzene for 1h; Heating;74%
4,4'-bipyridine
553-26-4

4,4'-bipyridine

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

3,5-dimethylphenyl boronic acid
172975-69-8

3,5-dimethylphenyl boronic acid

[(4,4'-bipyridine)(1,2,4,5-tetraoxybenzene)(B(3,5-dimethylphenyl))2](n)
1097835-27-2

[(4,4'-bipyridine)(1,2,4,5-tetraoxybenzene)(B(3,5-dimethylphenyl))2](n)

Conditions
ConditionsYield
In benzene N2, stoich., refluxed (Dean Stark trape) for 1 h; hot filtered, cooled to room temp., ppt. filtered, washed (pentane), dried (vac.); elem. anal.;74%
4,4'-bipyridine
553-26-4

4,4'-bipyridine

dihydroxy-methyl-borane
13061-96-6

dihydroxy-methyl-borane

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

polymer; monomer(s): 3,5-dimethylphenylboronic acid; 1,2,4,5-tetrahydroxybenzene; 4,4'-bipyridyl

polymer; monomer(s): 3,5-dimethylphenylboronic acid; 1,2,4,5-tetrahydroxybenzene; 4,4'-bipyridyl

Conditions
ConditionsYield
In benzene for 1h; Heating;71%
4,4'-bipyridine
553-26-4

4,4'-bipyridine

dihydroxy-methyl-borane
13061-96-6

dihydroxy-methyl-borane

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

[(4,4'-bipyridine)(1,2,4,5-tetraoxybenzene)(BCH3)2]
1097835-29-4

[(4,4'-bipyridine)(1,2,4,5-tetraoxybenzene)(BCH3)2]

Conditions
ConditionsYield
In benzene N2, stoich., refluxed (Dean Stark trape) for 1 h; hot filtered, cooled to room temp., ppt. filtered, washed (pentane), dried (vac.); elem. anal.;71%
1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

2-Chloro-4-methyl-1,3,2-dioxaphosphorinane
6362-87-4

2-Chloro-4-methyl-1,3,2-dioxaphosphorinane

benzene-1,2,4,5-tetrayl tetra(2,2-dimethylpropanediyl phosphite)

benzene-1,2,4,5-tetrayl tetra(2,2-dimethylpropanediyl phosphite)

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran66%
phosphorodichloridous acid ethyl ester
1498-42-6

phosphorodichloridous acid ethyl ester

1,2,4,5-benzenetetrol
636-32-8

1,2,4,5-benzenetetrol

2,6-Diethoxy-benzo[1,2-d;4,5-d']bis[1,3,2]dioxaphosphole

2,6-Diethoxy-benzo[1,2-d;4,5-d']bis[1,3,2]dioxaphosphole

Conditions
ConditionsYield
With triethylamine In 1,4-dioxane for 2h;63%

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