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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

alpha,alpha'-Dibromo-p-xylene Manufacturer/High quality/Best price/In stock

Cas:623-24-5

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

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 P-Xylylene Dibromide with high purity

Cas:623-24-5

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

inquiry

Jinan Finer Chemical Co., Ltd

Product Description Product website: http://www.finerchem.com Product Name 1,4-Bis(Bromomethyl)benzene CAS No. 623-24-5 Appeara

alpha,alpha'-Dibromo-p-xylene

Cas:623-24-5

Min.Order:1 Gram

FOB Price: $8.0

Type:Lab/Research institutions

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Hangzhou Think Chemical Co. Ltd

1,4-Bis (Bromomethyl) Benzene[CAS:623-24-5] HANGZHOU THINK CHEMICAL CO., LTD. (THINKCHEM) is an integrative corporation of trade, research and contract manufacture. With about ten years of business experiences on the marketing &a

1,4-Bis(bromo methyl)benzene stock

Cas:623-24-5

Min.Order:1 Kilogram

Negotiable

Type:Other

inquiry

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 P-Xylylene Dibromide

Cas:623-24-5

Min.Order:1

Negotiable

Type:Other

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, intermedi

alpha,alpha'-Dibromo-p-xylene

Cas:623-24-5

Min.Order:1 Kilogram

FOB Price: $5.0

Type:Manufacturers

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

1,4-Bis-(bromomethyl)-benzene

Cas:623-24-5

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

Our 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

623-24-5 alpha,alpha'-Dibromo-p-xylene

Cas:623-24-5

Min.Order:1 Kilogram

FOB Price: $15.0 / 50.0

Type:Trading Company

inquiry

Henan Tianfu Chemical Co., Ltd.

Our company engages in Sodium Tripolyphosphate (STPP) and Sodium Hexametabphosphate (SHMP) production; development of noble metal catalysts, synthesis of electronic chemical materials and general chemicals Imp&Exp trading business. The company

TIANFU-CHEM - alpha,alpha'-Dibromo-p-xylene

Cas:623-24-5

Min.Order:1 Kilogram

FOB Price: $1000.0

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

Manufacturer supply CAS 623-24-5 with best quality

Cas:623-24-5

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Henan Sinotech Import&Export Corporation

Product Name: alpha,alpha'-Dibromo-p-xylene Synonyms: 1,4-bis(bromomethyl)-benzen;1,4-Di(brommethyl)-benzen;1,4-Dibromomethylbenzene;p-(Bromomethyl)benzene;p-alpha,alpha'-Dibromoxylene

1,4-Bis(bromomethyl)benzene CAS: 623-24-5

Cas:623-24-5

Min.Order:5 Kilogram

FOB Price: $1.0 / 2.0

Type:Other

inquiry

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

alpha,alpha'-Dibromo-p-xylene 623-24-5

Cas:623-24-5

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

CAS NO.:623-24-5

Cas:623-24-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xiamen Hisunny Chemical Co.,Ltd

Best quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia

P-Xylylene Dibromide

Cas:623-24-5

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

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. At present

1,4-Bis(bromomethyl)benzene

Cas:623-24-5

Min.Order:1 Gram

FOB Price: $30.0

Type:Trading Company

inquiry

Hangzhou Keyingchem Co.,Ltd

Hangzhou 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

alpha,alpha'-Dibromo-p-xylene

Cas:623-24-5

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Afine Chemicals Limited

Company Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments

1,4-BIS-BROMOMETHYL-BENZENE

Cas:623-24-5

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Lingrui Chemical Co.,Ltd.

advantage: 1. The best price, satisfactory quality; 2. customers have the right to choose the delivery of parcels (EMS, DHL, FedEx, UPS); 3. customers have the right to choose from the recent effective packaging methods of their products packaging

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

alpha,alpha'-Dibromo-p-xylene

Cas:623-24-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xiamen Jenny Chemical Technology Co., Ltd.

GMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,

alpha,alpha'-Dibromo-p-xylene

Cas:623-24-5

Min.Order:1 Milligram

Negotiable

Type:Trading Company

inquiry

Shanghai Minstar Chemical Co., Ltd

alpha,alpha'-Dibromo-p-xylene Chemical Properties Melting point 143-145 °C(lit.) Boiling point 245 °C(lit.) density 2.012 refractive index 1.614 Fp 155-158°C/14mm solubility dioxane: soluble1g/10 mL (hot) form

α,α'-Dibromo-p-xylene

Cas:623-24-5

Min.Order:1 Gram

FOB Price: $66.0

Type:Lab/Research institutions

inquiry

Hangzhou Zhongqi chem Co.,Ltd.

Located in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Benefiting from the outstanding customer service and h

alpha,alpha'-Dibromo-p-xylene

Cas:623-24-5

Min.Order:0

Negotiable

Type:Other

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

alpha,alpha'-Dibromo-p-xylene

Cas:623-24-5

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

α,α''-Dibromo-p-xylene

Cas:623-24-5

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

623-24-5 C8H8Br2 alpha,alpha'-Dibromo-p-xylene

Cas:623-24-5

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Win-Win chemical Co.Ltd

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

1,4-bis(bromomethyl)benzen cas no. 623-24-5 98%

Cas:623-24-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

GIHI CHEMICALS CO.,LIMITED

Lower 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

1,4-bis(Bromomethyl)benzene 1,4-bis(Bromomethyl)benzene

Cas:623-24-5

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

Alpha,Alpha'-Dibromo-p-xylene

Cas:623-24-5

Min.Order:0

Negotiable

Type:Other

inquiry

Hangzhou Dingyan Chem Co., Ltd

Hangzhou Dingyan Chem is a leading manufacturer and supplier of chemicals in China.We develop,produce and distribute high quality pharmaceuticals, intermediates, special chemicals and other fine chemicals. We could give you: 1.Best quality in your re

1,4-dibenzyl bromide

Cas:623-24-5

Min.Order:0

Negotiable

Type:Lab/Research institutions

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 α,α'-Dibromo-P-xylene 500g

Cas:623-24-5

Min.Order:1 bottle

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

p-xylylene glycol
589-29-7

p-xylylene glycol

1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

Conditions
ConditionsYield
With Silphos; bromine In acetonitrile for 0.166667h; Heating;97%
With hydrogen bromide bei der Destillation;
para-xylene
106-42-3

para-xylene

1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

Conditions
ConditionsYield
With N-Bromosuccinimide; dibenzoyl peroxide In tetrachloromethane for 4h; Bromination; Heating;90%
With hydrogen bromide; sodium bromide In chloroform; water at 0 - 2℃; Electrolysis;90%
With hydrogen bromide; sodium bromide In chloroform; water at 15℃; Electrolysis;90%
terephthalaldehyde,
623-27-8

terephthalaldehyde,

1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

Conditions
ConditionsYield
With isopinocampheyl-boron dibromide dimethylsulfide complex In hexane at 20℃; for 5h; Reduction; bromination;81%
para-xylene
106-42-3

para-xylene

A

1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

B

4-Methylbenzyl bromide
104-81-4

4-Methylbenzyl bromide

Conditions
ConditionsYield
With sodium bromate; sodium hydrogensulfite In water; ethyl acetate at 20℃; for 4h; Bromination;A 70%
B 6%
With N-Bromosuccinimide In water at 25℃; for 22h; Wohl-Ziegler bromination;A 3%
B 66%
With hydrogen bromide; dihydrogen peroxide In water at 20℃; Irradiation;A 10%
B 62%
4-dimethylamino-benzaldehyde
100-10-7

4-dimethylamino-benzaldehyde

1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

Conditions
ConditionsYield
With [2,5-Me2C6H3SO2N(Br)CH2]2; dibenzoyl peroxide In tetrachloromethane at 77℃; for 1.5h; Bromination;62%
formaldehyd
50-00-0

formaldehyd

benzyl bromide
100-39-0

benzyl bromide

1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

Conditions
ConditionsYield
With phosphoric acid; hydrogen bromide; acetic acid at 95 - 110℃; Einleiten von HBr;
formaldehyd
50-00-0

formaldehyd

benzene
71-43-2

benzene

1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

Conditions
ConditionsYield
With tetrachloromethane; hydrogen bromide; zinc dibromide
With hydrogen bromide; acetaldehyde
bis(bromomethyl) ether
4497-29-4

bis(bromomethyl) ether

(E)-3-Ureido-but-2-enoic acid ethyl ester
5435-44-9, 22243-66-9

(E)-3-Ureido-but-2-enoic acid ethyl ester

benzene
71-43-2

benzene

A

1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

B

benzyl bromide
100-39-0

benzyl bromide

bis(bromomethyl) ether
4497-29-4

bis(bromomethyl) ether

benzene
71-43-2

benzene

1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

Conditions
ConditionsYield
With zinc(II) chloride
bis(bromomethyl) ether
4497-29-4

bis(bromomethyl) ether

benzene
71-43-2

benzene

A

1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

B

benzyl bromide
100-39-0

benzyl bromide

Conditions
ConditionsYield
With zinc(II) chloride
p-xylylene
502-86-3

p-xylylene

1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

Conditions
ConditionsYield
With bromine
para-xylene
106-42-3

para-xylene

A

1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

B

ω.ω.ω'-tribromo-p-xylene

ω.ω.ω'-tribromo-p-xylene

Conditions
ConditionsYield
With bromine
para-xylene
106-42-3

para-xylene

A

1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

B

1-(dibromomethyl)-4-methylbenzene
4076-57-7

1-(dibromomethyl)-4-methylbenzene

C

1-methyl-4-(tribromomethyl)benzene

1-methyl-4-(tribromomethyl)benzene

Conditions
ConditionsYield
With 2,2'-azobis(isobutyronitrile); 1,3,4,6-Tetrabromo-3α,6α-diphenylglycoluril In tetrachloromethane at 81℃; for 2h; Inert atmosphere;A 61 %Chromat.
B 30 %Chromat.
C 9 %Chromat.
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

1-(5-Phenoxy-pentyl)-4-aza-1-azonia-bicyclo[2.2.2]octane; bromide

1-(5-Phenoxy-pentyl)-4-aza-1-azonia-bicyclo[2.2.2]octane; bromide

C42H62N4O2(4+)*4Br(1-)

C42H62N4O2(4+)*4Br(1-)

Conditions
ConditionsYield
In methanol; chloroform Heating;100%
1H-imidazole
288-32-4

1H-imidazole

1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

1,4-bis(imidazol-l-yl-methyl)benzene
56643-83-5

1,4-bis(imidazol-l-yl-methyl)benzene

Conditions
ConditionsYield
Stage #1: 1H-imidazole With sodium hydride In tetrahydrofuran; mineral oil at 0 - 20℃; for 2h; Inert atmosphere;
Stage #2: 1,4-bis(bromomethyl)benzene In tetrahydrofuran; mineral oil for 6h; Reflux; Inert atmosphere;
100%
Stage #1: 1H-imidazole With potassium hydroxide In acetonitrile at 20℃; for 2h;
Stage #2: 1,4-bis(bromomethyl)benzene In acetonitrile at 20℃; for 1.5h;
88%
With potassium hydroxide In isopropyl alcohol80%
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

triphenylphosphine
603-35-0

triphenylphosphine

p-xylenebis(triphenylphosphonium) dibromide
40817-03-6

p-xylenebis(triphenylphosphonium) dibromide

Conditions
ConditionsYield
In N,N-dimethyl-formamide for 3h; Heating;100%
In N,N-dimethyl-formamide at 20℃; for 4h;98%
In dichloromethane at 40℃; for 4h;95%
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

poly(p-xylylene)

poly(p-xylylene)

Conditions
ConditionsYield
With chromium chloride; tetrabutylammonium tetrafluoroborate In N,N-dimethyl-formamide Electrolysis;100%
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

p-xylylene diazide
102437-81-0

p-xylylene diazide

Conditions
ConditionsYield
With sodium azide In dimethyl sulfoxide at 20℃; for 18h;100%
With sodium azide In dimethyl sulfoxide at 20℃; for 1h;98%
With sodium azide In N,N-dimethyl-formamide at 60℃; for 10h;97%
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

cis-4,7,11,14-tetraazaperhydropyrene
74199-16-9

cis-4,7,11,14-tetraazaperhydropyrene

C32H52N8(2+)*2Br(1-)

C32H52N8(2+)*2Br(1-)

Conditions
ConditionsYield
In acetonitrile at 20℃; for 168h;100%
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

1,4-bis(mercaptomethyl)benzene
105-09-9

1,4-bis(mercaptomethyl)benzene

Conditions
ConditionsYield
Stage #1: 1,4-bis(bromomethyl)benzene With thiourea In ethanol for 4h; Inert atmosphere;
Stage #2: With water; sodium hydroxide for 0.5h; Inert atmosphere; Reflux;
100%
With potassium carbonate; tiolacetic acid In methanol at 20℃; for 1h;100%
With thioacetic acid; potassium carbonate In methanol at 20℃; for 0.5h;98%
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

bis(tert-butoxyaminoethyl)amine

bis(tert-butoxyaminoethyl)amine

1,4-bis<<(2-aminoethyl)amino>methyl>benzene
71277-17-3

1,4-bis<<(2-aminoethyl)amino>methyl>benzene

Conditions
ConditionsYield
Stage #1: 1,4-bis(bromomethyl)benzene; bis(tert-butoxyaminoethyl)amine With potassium carbonate In acetonitrile at 60℃; for 12h;
Stage #2: With hydrogenchloride In diethyl ether
100%
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

6-(3,4-dimethoxy-phenyl)-2,3,4,5-tetrahydropyridazin-3-one
39499-66-6

6-(3,4-dimethoxy-phenyl)-2,3,4,5-tetrahydropyridazin-3-one

2-[4-(bromomethyl)benzyl]-6-(3,4-dimethoxyphenyl)-4,5-dihydropyridazin-3(2H)-one

2-[4-(bromomethyl)benzyl]-6-(3,4-dimethoxyphenyl)-4,5-dihydropyridazin-3(2H)-one

Conditions
ConditionsYield
Stage #1: 6-(3,4-dimethoxy-phenyl)-2,3,4,5-tetrahydropyridazin-3-one With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0℃;
Stage #2: 1,4-bis(bromomethyl)benzene In N,N-dimethyl-formamide; mineral oil for 0.25h;
100%
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

(R,R)-4,4'-diisopropyl-2,2'-methylenebis(1,3-oxazoline)
131833-90-4

(R,R)-4,4'-diisopropyl-2,2'-methylenebis(1,3-oxazoline)

1,4-bis[2,2-bis((S)-4-isopropyl-4,5-dihydrooxazol-2-yl)ethyl]benzene
1381949-76-3

1,4-bis[2,2-bis((S)-4-isopropyl-4,5-dihydrooxazol-2-yl)ethyl]benzene

Conditions
ConditionsYield
Stage #1: 2,2'-methylenebis[(4S)-4-isopropyl-4,5-dihydro-oxazole] With potassium tert-butylate In tetrahydrofuran at 20℃; for 1h; Inert atmosphere;
Stage #2: 1,4-bis(bromomethyl)benzene In tetrahydrofuran at 80℃; for 10h; Inert atmosphere;
100%
Stage #1: 2,2'-methylenebis[(4S)-4-isopropyl-4,5-dihydro-oxazole] With potassium tert-butylate In tetrahydrofuran at 20℃; for 1h; Inert atmosphere;
Stage #2: 1,4-bis(bromomethyl)benzene In tetrahydrofuran for 10h; Inert atmosphere; Heating;
100%
Stage #1: 2,2'-methylenebis[(4S)-4-isopropyl-4,5-dihydro-oxazole] With potassium tert-butylate
Stage #2: 1,4-bis(bromomethyl)benzene
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

2,2-bis[(4S)-4-isopropyloxazolin-2-yl]propane
131833-92-6

2,2-bis[(4S)-4-isopropyloxazolin-2-yl]propane

1,4-bis[2,2-bis((S)-4-isopropyl-4,5-dihydrooxazol-2-yl)ethyl]benzene
1381949-76-3

1,4-bis[2,2-bis((S)-4-isopropyl-4,5-dihydrooxazol-2-yl)ethyl]benzene

Conditions
ConditionsYield
Stage #1: 2,2-bis[(4S)-4-isopropyloxazolin-2-yl]propane With potassium tert-butylate In tetrahydrofuran at 20℃; for 1h; Inert atmosphere;
Stage #2: 1,4-bis(bromomethyl)benzene In tetrahydrofuran at 77℃; Inert atmosphere; Heating;
100%
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

tetrakis(4-thiylphenyl)methane
361344-97-0

tetrakis(4-thiylphenyl)methane

C41H32S4

C41H32S4

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 20℃; for 48h; Inert atmosphere;100%
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

5-bromo-1H-indole-3-carboxaldehyde
877-03-2

5-bromo-1H-indole-3-carboxaldehyde

C26H18Br2N2O2

C26H18Br2N2O2

Conditions
ConditionsYield
Stage #1: 5-bromo-1H-indole-3-carboxaldehyde With potassium hydroxide In dimethyl sulfoxide at 20℃; for 1h;
Stage #2: 1,4-bis(bromomethyl)benzene In dimethyl sulfoxide for 1h;
100%
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

methyl 3-pyridinecarboxylate
93-60-7

methyl 3-pyridinecarboxylate

α,α'-bis(3-methoxycarbonylpyridiniumyl)-p-xylene dibromide

α,α'-bis(3-methoxycarbonylpyridiniumyl)-p-xylene dibromide

Conditions
ConditionsYield
In acetone for 10h; Substitution; Heating;99.6%
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

1-methyl-4-(4-pyridyl)pyridinium iodide
38873-01-7

1-methyl-4-(4-pyridyl)pyridinium iodide

1-methyl-[4,4']bipyridinyl-1-ium iodide

1-methyl-[4,4']bipyridinyl-1-ium iodide

Conditions
ConditionsYield
In acetonitrile at 130℃; for 0.166667h; Microwave irradiation;99%
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

dibenzylamine
103-49-1

dibenzylamine

C36H36N2
36997-16-7

C36H36N2

Conditions
ConditionsYield
With sodium hydroxide In 1,4-dioxane; water at 20℃; for 0.25h;99%
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

N,N-dimethylaminododecane
112-18-5

N,N-dimethylaminododecane

N,N'-didodecyl-N,N,N',N'-tetramethyl-N,N'-(p-xylenediyl)diammonium dibromide

N,N'-didodecyl-N,N,N',N'-tetramethyl-N,N'-(p-xylenediyl)diammonium dibromide

Conditions
ConditionsYield
In acetone for 12h; Reflux;99%
In propan-1-ol for 9h;95%
In ethanol for 48h; Reflux;73%
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

(S,S)-2,2'-methylenebis(4-tert-butyl-2-oxazoline)
132098-54-5

(S,S)-2,2'-methylenebis(4-tert-butyl-2-oxazoline)

1,4-bis{2,2-bis[(S)-4-tert-butyl-4,5-dihydrooxazol-2-yl]ethyl}benzene
1593634-91-3

1,4-bis{2,2-bis[(S)-4-tert-butyl-4,5-dihydrooxazol-2-yl]ethyl}benzene

Conditions
ConditionsYield
Stage #1: (S,S)-2,2'-methylenebis(4-tert-butyl-2-oxazoline) With potassium tert-butylate In tetrahydrofuran at 20℃; for 1h; Inert atmosphere;
Stage #2: 1,4-bis(bromomethyl)benzene In tetrahydrofuran for 10h; Inert atmosphere; Heating;
99%
Stage #1: (S,S)-2,2'-methylenebis(4-tert-butyl-2-oxazoline) With potassium tert-butylate
Stage #2: 1,4-bis(bromomethyl)benzene
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

(S,S)-2,2'-methylenebis(4-phenyl-2-oxazoline)
132098-59-0

(S,S)-2,2'-methylenebis(4-phenyl-2-oxazoline)

1,4-bis{2,2-bis[(4S)-4-phenyl-4,5-dihydrooxazol-2-yl]ethyl}benzene
1593634-96-8

1,4-bis{2,2-bis[(4S)-4-phenyl-4,5-dihydrooxazol-2-yl]ethyl}benzene

Conditions
ConditionsYield
Stage #1: (S,S)-2,2'-methylenebis(4-phenyl-2-oxazoline) With potassium tert-butylate In tetrahydrofuran at 20℃; for 1h; Inert atmosphere;
Stage #2: 1,4-bis(bromomethyl)benzene In tetrahydrofuran for 10h; Inert atmosphere; Heating;
99%
Stage #1: (S,S)-2,2'-methylenebis(4-phenyl-2-oxazoline) With potassium tert-butylate
Stage #2: 1,4-bis(bromomethyl)benzene
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

C32H22N4

C32H22N4

C64H54Br4N4(4+)*4F6P(1-)

C64H54Br4N4(4+)*4F6P(1-)

Conditions
ConditionsYield
Stage #1: 1,4-bis(bromomethyl)benzene; C32H22N4 In N,N-dimethyl-formamide at 20℃; for 48h;
Stage #2: With ammonium hexafluorophosphate In water; N,N-dimethyl-formamide
99%
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

N1-trityl-N2-(2-(tritylamino)ethyl)ethane-1,2-diamine
145901-58-2

N1-trityl-N2-(2-(tritylamino)ethyl)ethane-1,2-diamine

N-[4-({Bis-[2-(trityl-amino)-ethyl]-amino}-methyl)-benzyl]-N'-trityl-N-[2-(trityl-amino)-ethyl]-ethane-1,2-diamine

N-[4-({Bis-[2-(trityl-amino)-ethyl]-amino}-methyl)-benzyl]-N'-trityl-N-[2-(trityl-amino)-ethyl]-ethane-1,2-diamine

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide; acetonitrile for 50h; Heating;98.6%
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

(E)-1-(4-pyridyl)-2-(3,4,5-trimethoxyphenyl)ethene
118160-75-1

(E)-1-(4-pyridyl)-2-(3,4,5-trimethoxyphenyl)ethene

A

1-(4-Bromomethyl-benzyl)-4-[(E)-2-(3,4,5-trimethoxy-phenyl)-vinyl]-pyridinium; bromide
118160-64-8

1-(4-Bromomethyl-benzyl)-4-[(E)-2-(3,4,5-trimethoxy-phenyl)-vinyl]-pyridinium; bromide

B

C40H42N2O6(2+)*2Br(1-)

C40H42N2O6(2+)*2Br(1-)

Conditions
ConditionsYield
In various solvent(s) for 1h; Heating;A 98%
B n/a
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

potassium selenocyanate
3425-46-5

potassium selenocyanate

1,4-bis(selenocyanatomethyl)benzene
85539-83-9

1,4-bis(selenocyanatomethyl)benzene

Conditions
ConditionsYield
In acetone for 4h; Ambient temperature;98%
In N,N-dimethyl-formamide for 0.75h; Inert atmosphere;96%
In acetone at 20℃; for 4h; Inert atmosphere;95.1%
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

4,4'-bipyridine
553-26-4

4,4'-bipyridine

1,1-[1,4-phenylenebis(methylene)]bis-4,4'-pyridylpiridinium bis(hexafluorophosphate)
108861-20-7

1,1-[1,4-phenylenebis(methylene)]bis-4,4'-pyridylpiridinium bis(hexafluorophosphate)

Conditions
ConditionsYield
Stage #1: 1,4-bis(bromomethyl)benzene; 4,4'-bipyridine In acetonitrile
Stage #2: With ammonium hexafluorophosphate In water
98%
With ammonium hexafluorophosphate In chloroform; acetonitrile for 5h; Heating;96%
Stage #1: 1,4-bis(bromomethyl)benzene; 4,4'-bipyridine In acetonitrile at 60℃; for 8h; Sealed tube;
Stage #2: With ammonium hexafluorophosphate In water
45%
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

4-[(E)-2-(4-pyridinyl)ethenyl]phenol
67882-97-7

4-[(E)-2-(4-pyridinyl)ethenyl]phenol

A

1-(4-Bromomethyl-benzyl)-4-[(E)-2-(4-hydroxy-phenyl)-vinyl]-pyridinium; bromide
118160-74-0

1-(4-Bromomethyl-benzyl)-4-[(E)-2-(4-hydroxy-phenyl)-vinyl]-pyridinium; bromide

B

C34H30N2O2(2+)*2Br(1-)

C34H30N2O2(2+)*2Br(1-)

Conditions
ConditionsYield
In various solvent(s) for 1h; Heating;A 98%
B n/a
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

Tetraethylene glycol
112-60-7

Tetraethylene glycol

1,4-bis(13-hydroxy-2,5,8,11-tetraoxatridecyl)benzene
168211-62-9

1,4-bis(13-hydroxy-2,5,8,11-tetraoxatridecyl)benzene

Conditions
ConditionsYield
With sodium Williamson etherification;98%
With sodium hydride at 40℃; for 48h;71%
With potassium carbonate In acetone for 15h; Heating;53%
With sodium 1.) 50 deg C; 2.) 60 deg C, 18 h; Yield given. Multistep reaction;
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

cis-13-1,4,7,10-tetraazatetracyclo<5.5.2.04,14010,13>tetradecane
74199-09-0, 79236-92-3

cis-13-1,4,7,10-tetraazatetracyclo<5.5.2.04,14010,13>tetradecane

C28H44N8(2+)*2Br(1-)

C28H44N8(2+)*2Br(1-)

Conditions
ConditionsYield
In acetonitrile at 20℃; for 24h;98%
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

betacarboline
244-63-3

betacarboline

2-[4-(β-carboline-2-ium-2-ylmethyl)benzyl]-β-carboline-2-ium dibromide

2-[4-(β-carboline-2-ium-2-ylmethyl)benzyl]-β-carboline-2-ium dibromide

Conditions
ConditionsYield
In N,N-dimethyl-formamide Reflux; Inert atmosphere;98%
In ethyl acetate at 78℃; for 48h;54%
2-pyridinealdoxime
873-69-8

2-pyridinealdoxime

1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

1-(2-bromomethylbenzyl)-4-hydroxyiminomethylpyridinium bromide
78282-91-4

1-(2-bromomethylbenzyl)-4-hydroxyiminomethylpyridinium bromide

Conditions
ConditionsYield
With acetone for 2h; Reflux;98%
In acetone Reflux;
In acetone at 20℃;
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

3-pyridinealdoxime
1193-92-6

3-pyridinealdoxime

1-(3-bromomethylbenzyl)-4-hydroxyiminomethylpyridinium bromide
951126-25-3

1-(3-bromomethylbenzyl)-4-hydroxyiminomethylpyridinium bromide

Conditions
ConditionsYield
With acetone for 2h; Reflux;98%
In acetone Reflux;
In acetone at 20℃;

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