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Xi'an Quanao Biotech Co., Ltd.

Xi’an Quanao Biotech Co., Ltd. with 18 years experience in plant extract filed. Product grade: Medicine, Health care product, Cosmetics, Food, Beverage, Feed. Hot selling market: Europe, North America, South America, Middle East, Asia Pacifi

High Purity 99% Phenol Red sodium salt powder reagents price cas 143-74-8

Cas:143-74-8

Min.Order:1 Kilogram

FOB Price: $79.0 / 139.0

Type:Manufacturers

inquiry

Wuhan Kemi-Works Chemical Co., Ltd

Product name:Phenol Red CAS No. 143-74-8 MF: C19H14O5S MW: 354.38 PH indicator range: 1.2 (orange) -3.0(yellow) 6.5(yellow-brown)- 8.0(pu… Superiority 1.Powerful R & D team 2.The ability of quantized production,from

Phenol Red

Cas:143-74-8

Min.Order:1 Kilogram

Negotiable

Type:Other

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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 phenol red

Cas:143-74-8

Min.Order:1

Negotiable

Type:Other

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Kono Chem Co.,Ltd

ProName: Vinblastine sulfate CAS NO.143-67-9 CasNo: 143-67-9 Molecular Formula: C46H58N4O9·H2SO4 Appearance: whilt powder Application: It is alkaloid which has inhibitory to... DeliveryTime: prompt PackAge: 25kg/drum Purity: 99

Vinblastine Sulfate Vinblastine Sulfate CAS NO.143-67-9

Cas:143-74-8

Min.Order:1 Kilogram

FOB Price: $800.0 / 1000.0

Type:Other

inquiry

Hangzhou Dingyan Chem Co., Ltd

Items Standard Result PH ranges 1.2 (orange)~3.0(yellow) 6.5 (brownish yellow) ~8.0 (Purple red) Conform Conform

High purity Various Specifications Phenol Red CAS:143-74-8

Cas:143-74-8

Min.Order:1 Gram

FOB Price: $100.0 / 500.0

Type:Trading Company

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 phenol red supplier in China

Cas:143-74-8

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

inquiry

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

Factory Price API 99% Phenol Red 143-74-8 GMP Manufacturer

Cas:143-74-8

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

inquiry

Dayang Chem (Hangzhou) Co.,Ltd.

DayangChem exported this product to many countries and regions at best price in China. If you are looking for the product’s supplier in China, DayangChem is your best choice. As a leading manufacturer and supplier of chemicals in China, Day

Phenol Red

Cas:143-74-8

Min.Order:1 Kilogram

FOB Price: $4.0

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

Phenol red

Cas:143-74-8

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

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 - Phenol Red

Cas:143-74-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

Density: 1.445 Mg m-3 Melting point:>300 ° C Boiling point:>300 ° C Flash point:>300 ° C Water solubility: 0.77 g/L Steam pressure: 2.84E-13mmHg at 25 ° C Solubility: 1 M NaOH: soluble1mg/mL Refractive index: 1.5300 (estimate

Phenol Red 143-74-8

Cas:143-74-8

Min.Order:5 Kilogram

FOB Price: $20.0 / 80.0

Type:Trading Company

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

Wholesale price CAS 143-74-8 with best price

Cas:143-74-8

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

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

Phenol Red

Cas:143-74-8

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

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

Phenol,4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis- 143-74-8

Cas:143-74-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Minstar Chemical Co., Ltd

Phenol Red Basic information Product Name: Phenol Red Synonyms: PHENOL REDRESEARCH GRADE;A-HYDROXY-A A-BIS(P-HYDROXYPHENYL)-O-TOLUENESULFONIC ACID G-SULTONE;3,3-BIS(P-HYDROXYPHENYL)-2,1-3H-BENZOXATHIOLE;SULFONAPHTHAL;TIMTEC-BB SBB006473;PR;PHEN

Phenol Red

Cas:143-74-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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 prese

Phenol Red

Cas:143-74-8

Min.Order:5 Gram

FOB Price: $89.0

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

Phenol Red CAS:143-74-8 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 intermediates, s

Phenol Red CAS:143-74-8

Cas:143-74-8

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

Phenol Red

Cas:143-74-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Lonwin Chemical Group Limited

Vinblastine Sulfate CAS: 143-74-8 Specificatio Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard Shelf life 2 years Storage should be stored in a well-c

Factory supply Vinblastine Sulfate

Cas:143-74-8

Min.Order:1 Kilogram

FOB Price: $100.0 / 150.0

Type:Other

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

Phenol,4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis-

Cas:143-74-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Afine Chemicals Limited

Our Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded company. Top 100 enter

Phenol Red

Cas:143-74-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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

Phenol Red

Cas:143-74-8

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Lingrui Chemical Co.,Ltd.

Best price 143-74-8 reliable quality Phenol Red in stock phenol red, also known as phenol red, is a dark red crystalline powder with a molecular weight of 354.38 and a CAS number of 143-74-8. Soluble in water, alcohol, acetone, almost insoluble

Best price 143-74-8 reliable quality Phenol Red in stock

Cas:143-74-8

Min.Order:1 Gram

Negotiable

Type:Other

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

Phenol,4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis-

Cas:143-74-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hefei Zhaobo Technology Co., Ltd.

Phenol Red CAS 143-74-8 Description Purity: 99% Min Application: Intermediates Appearance: Powder Package: Bag Delivery: 3-5days Our Advantage & Service 1.Top quality: Using high quality material and establishing a strict quality c

Phenol Red CAS 143-74-8

Cas:143-74-8

Min.Order:1 Kilogram

FOB Price: $10.0 / 50.0

Type:Trading Company

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

High quality phenol red

Cas:143-74-8

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

SHANGHAI SYSTEAM BIOCHEM CO., LTD

We are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov

Factory Supply Vinblastine Sulfate CAS NO.143-67-9

Cas:143-74-8

Min.Order:100 Gram

FOB Price: $100.0 / 2000.0

Type:Lab/Research institutions

inquiry

TaiChem Taizhou Limited

Established in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site

Phenol Red

Cas:143-74-8

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Siwei Development Group Ltd.

Product name: Phenol Red CAS No.:143-74-8 Molecule Formula:C19H14O5S Molecule Weight:354.38 Purity: 99.0% Package: 25kg/drum Description:Red powder Manufacture Standards:Enterprise Standard TESTING ITEMS SPECIFICA

Best Quality Phenol Red with good supplier

Cas:143-74-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Kanbei Chemical Co.,LTD

High quality, competitive price, fast delivery and first-class service we possesses have won the trust and praise of customers. Standard: BP/USP/EP The purity is equal or greater than 99%. As a supplier, we can provide high-quality products. Cle

Phenol red;Phenolsulfonephthalein;3,3-Bis(p-hydroxyphenyl)-3H-2,1-benzoxathiole 1,1-dioxide.99%

Cas:143-74-8

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

2-sulfobenzoic acid cyclic anhydride
81-08-3

2-sulfobenzoic acid cyclic anhydride

phenol
108-95-2

phenol

phenol red
143-74-8

phenol red

Conditions
ConditionsYield
for 0.00416667h; Microwave irradiation;81.6%
at 130 - 135℃;
saccharin
81-07-2

saccharin

phenol
108-95-2

phenol

phenol red
143-74-8

phenol red

Conditions
ConditionsYield
With sulfuric acid at 140℃; for 3.5h; Neat (no solvent);26%
With sulfuric acid at 120℃;
2-(4-hydroxy-benzoyl)-benzenesulfonic acid
861784-67-0

2-(4-hydroxy-benzoyl)-benzenesulfonic acid

phenol red
143-74-8

phenol red

Conditions
ConditionsYield
at 135℃;
With phenol at 135℃;
phenol
108-95-2

phenol

benzoic acid o-sulfonic acid-dichloride

benzoic acid o-sulfonic acid-dichloride

phenol red
143-74-8

phenol red

Conditions
ConditionsYield
With zinc(II) chloride at 140℃;
phenol
108-95-2

phenol

benzoic acid sulfonic acid-(2)-dichloride

benzoic acid sulfonic acid-(2)-dichloride

phenol red
143-74-8

phenol red

Conditions
ConditionsYield
at 135 - 140℃;
phenol
108-95-2

phenol

1-halo-dodecane

1-halo-dodecane

phenol red
143-74-8

phenol red

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 135 - 140 °C
2: phenol / 135 °C
View Scheme
phenol red
143-74-8

phenol red

bromophenol blue
115-39-9

bromophenol blue

Conditions
ConditionsYield
With perchloric acid; dihydrogen peroxide; C14H9BrN2O4V(1-); potassium bromide In water at 0 - 24℃; for 0.666667h; Catalytic behavior; Reagent/catalyst; Temperature;89%
With C12H8N2*C13H11N3O3(2-)*OV(2+); dihydrogen peroxide; potassium bromide In water Kinetics; Concentration; aq. phosphate buffer;
With [V(1,3-benzenedicarboxyliate)(2,6-pyridinedicarboxylate)(H2O)2]; potassium bromide In water; N,N-dimethyl-formamide at 30℃; pH=5.8; Kinetics; Reagent/catalyst;
phenol red
143-74-8

phenol red

5-(4-(4-bromobutoxyl)phenyl)10,15,20-triphenyl porphyrin

5-(4-(4-bromobutoxyl)phenyl)10,15,20-triphenyl porphyrin

C67H50N4O6S

C67H50N4O6S

Conditions
ConditionsYield
With potassium hydroxide In N,N-dimethyl-formamide at 150℃; for 24h;15%
2,4,5-trimethylaniline
137-17-7

2,4,5-trimethylaniline

phenol red
143-74-8

phenol red

3,3-bis-[4-(2,4,5-trimethyl-anilino)-phenyl]-3H-benz[c][1,2]oxathiol-1,1-dioxide

3,3-bis-[4-(2,4,5-trimethyl-anilino)-phenyl]-3H-benz[c][1,2]oxathiol-1,1-dioxide

Conditions
ConditionsYield
at 180℃;
phenol red
143-74-8

phenol red

4-methoxy-aniline
104-94-9

4-methoxy-aniline

3,3-bis-(4-p-anisidino-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxide

3,3-bis-(4-p-anisidino-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxide

Conditions
ConditionsYield
at 180℃;
phenol red
143-74-8

phenol red

ethylamine
75-04-7

ethylamine

3,3-bis-(4-ethylamino-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxide

3,3-bis-(4-ethylamino-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxide

Conditions
ConditionsYield
at 140℃;
phenol red
143-74-8

phenol red

4-Ethoxyaniline
156-43-4

4-Ethoxyaniline

3,3-bis-(4-p-phenetidino-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxide

3,3-bis-(4-p-phenetidino-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxide

Conditions
ConditionsYield
at 180℃;
phenol red
143-74-8

phenol red

2,4-Xylidine
95-68-1

2,4-Xylidine

3,3-bis-[4-(2,4-dimethyl-anilino)-phenyl]-3H-benz[c][1,2]oxathiol-1,1-dioxide

3,3-bis-[4-(2,4-dimethyl-anilino)-phenyl]-3H-benz[c][1,2]oxathiol-1,1-dioxide

Conditions
ConditionsYield
at 180℃;
phenol red
143-74-8

phenol red

methylamine
74-89-5

methylamine

3,3-bis-(4-methylamino-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxide

3,3-bis-(4-methylamino-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxide

Conditions
ConditionsYield
at 140℃;
phenol red
143-74-8

phenol red

o-toluidine
95-53-4

o-toluidine

3,3-bis-(4-o-toluidino-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxide

3,3-bis-(4-o-toluidino-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxide

Conditions
ConditionsYield
at 180℃;
phenol red
143-74-8

phenol red

3,3-bis-(4-amino-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxide
4538-11-8

3,3-bis-(4-amino-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxide

Conditions
ConditionsYield
With ammonium hydroxide at 150℃;
phenol red
143-74-8

phenol red

3,3-bis-(4-propylamino-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxide

3,3-bis-(4-propylamino-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxide

Conditions
ConditionsYield
With phosphorus pentachloride; acetyl chloride Erwaermen des Reaktionsprodukts mit Propylamin und Aethanol;
phenol red
143-74-8

phenol red

3,3-bis-(4-isobutylamino-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxide

3,3-bis-(4-isobutylamino-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxide

Conditions
ConditionsYield
With phosphorus pentachloride; acetyl chloride Erwaermen des Reaktionsgemisches mit Isobutylamin und Aethanol;
phenol red
143-74-8

phenol red

3,3-bis-[4-(2-hydroxy-ethylamino)-phenyl]-3H-benz[c][1,2]oxathiol-1,1-dioxide

3,3-bis-[4-(2-hydroxy-ethylamino)-phenyl]-3H-benz[c][1,2]oxathiol-1,1-dioxide

Conditions
ConditionsYield
With phosphorus pentachloride; acetyl chloride Erwaermen des Reaktionsprodukts mit 2-Amino-aethanol und Aethanol;
phenol red
143-74-8

phenol red

3,3-bis-(4-benzylamino-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxide

3,3-bis-(4-benzylamino-phenyl)-3H-benz[c][1,2]oxathiol-1,1-dioxide

Conditions
ConditionsYield
With phosphorus pentachloride; acetyl chloride Erwaermen des Reaktionsprodukts mit Benzylamin und Aethanol;
phenol red
143-74-8

phenol red

3,3-bis-[4-(4-hydroxy-anilino)-phenyl]-3H-benz[c][1,2]oxathiol-1,1-dioxide

3,3-bis-[4-(4-hydroxy-anilino)-phenyl]-3H-benz[c][1,2]oxathiol-1,1-dioxide

Conditions
ConditionsYield
With phosphorus pentachloride; acetyl chloride Erwaermen des Reaktionsprodukts mit 4-Amino-phenol und Aethanol;
phenol red
143-74-8

phenol red

3,3-bis-[4-(4-amino-anilino)-phenyl]-3H-benz[c][1,2]oxathiol-1,1-dioxide

3,3-bis-[4-(4-amino-anilino)-phenyl]-3H-benz[c][1,2]oxathiol-1,1-dioxide

Conditions
ConditionsYield
With phosphorus pentachloride; acetyl chloride Erwaermen des Reaktionsprodukts mit p-Phenylendiamin und Aethanol;
phenol red
143-74-8

phenol red

3,3-bis-[4-(3-hydroxy-anilino)-phenyl]-3H-benz[c][1,2]oxathiol-1,1-dioxide

3,3-bis-[4-(3-hydroxy-anilino)-phenyl]-3H-benz[c][1,2]oxathiol-1,1-dioxide

Conditions
ConditionsYield
With phosphorus pentachloride; acetyl chloride Erwaermen des Reaktionsprodukts mit 3-Amino-phenol und Aethanol;
phenol red
143-74-8

phenol red

3,3-bis-[4-(2-bromo-anilino)-phenyl]-3H-benz[c][1,2]oxathiol-1,1-dioxide

3,3-bis-[4-(2-bromo-anilino)-phenyl]-3H-benz[c][1,2]oxathiol-1,1-dioxide

Conditions
ConditionsYield
With phosphorus pentachloride; acetyl chloride Erwaermen des Reaktionsprodukts mit 2-Brom-anilin und Aethanol;
phenol red
143-74-8

phenol red

A

4,4'-Dihydroxybenzophenone
611-99-4

4,4'-Dihydroxybenzophenone

B

phenol
108-95-2

phenol

Conditions
ConditionsYield
bei der Kalischmelze;
phenol red
143-74-8

phenol red

A

bromocresol red
2800-80-8

bromocresol red

B

bromophenol blue
115-39-9

bromophenol blue

Conditions
ConditionsYield
With dihydrogen peroxide; sodium bromide In phosphate buffer at 30℃; for 5.83333h; pH=0.5 - 4.5; Bromination;
phenol red
143-74-8

phenol red

water
7732-18-5

water

zinc dust

zinc dust

2-(4,4'-dihydroxy-benzhydryl)-benzenesulfonic acid
172464-36-7

2-(4,4'-dihydroxy-benzhydryl)-benzenesulfonic acid

phenol red
143-74-8

phenol red

aniline
62-53-3

aniline

diphenylamine-sulfonphthalein

diphenylamine-sulfonphthalein

Conditions
ConditionsYield
at 140 - 150℃;
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