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 quantities
Cas:96-77-5
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryWITH 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
Cas:96-77-5
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiry1.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
Cas:96-77-5
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryCompany 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
Cas:96-77-5
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryJ&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
Cas:96-77-5
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryHigh Quality Best price Fast Delivery Good Service Welcome to Henan Tianfu Chemical Co., Ltd. website. Our company engages in Sodium Tripolyphosphate (STPP) and Sodium Hexametabphosphate (SHMP) production; developm
Cas:96-77-5
Min.Order:1 Kilogram
FOB Price: $20.0
Type:Lab/Research institutions
inquiryZhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed
Cas:96-77-5
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
inquiryLower 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
Cas:96-77-5
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryAnsciep 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
Cas:96-77-5
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryWe are committed to providing our customers with the best products and services at the most competitive prices.Appearance:off-white powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use as prima
1,3-Benzenedisulfonicacid, 4-hydroxy- cas 96-77-5Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
Cas:96-77-5
Min.Order:0
Negotiable
Type:Other
inquiry1. 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
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G
Cas:96-77-5
Min.Order:10 Milligram
Negotiable
Type:Lab/Research institutions
inquiryFINETECH INDUSTRY LIMITED is a LONDON based CRO company providing drug discovery & development services to worldwide clients. FINETECH INDUSTRY LIMITED supplies the PHENOLDISULFONIC ACID, CAS:96-77-5 with the most competitive price and the best quali
high purity Application:Drug intermediates Materials intermediates and active molecules
Cas:96-77-5
Min.Order:0
Negotiable
Type:Trading Company
inquiryCas:96-77-5
Min.Order:0
Negotiable
Type:Trading Company
inquirym-Benzenedisulfonicacid,4-hydroxy-(7CI,8CI) Transportation:Fedex Port:Prague
Cas:96-77-5
Min.Order:10 Gram
Negotiable
Type:Trading Company
inquiry4-hydroxy-benzene-1,3-disulfonic acid
Conditions | Yield |
---|---|
With sulfuric acid |
phenol
A
p-hydoroxybenzenesulfonic acid
B
4-hydroxy-benzene-1,3-disulfonic acid
Conditions | Yield |
---|---|
With sulfuric acid at 100℃; | |
With sulfur trioxide at 100℃; for 4h; |
Conditions | Yield |
---|---|
With sulfuric acid | |
With sulfuric acid; sulfur trioxide | |
Stage #1: phenol With sulfuric acid for 3h; Stage #2: With sodium hydroxide at 20℃; |
phenol
A
4-hydroxy-benzene-1,3-disulfonic acid
B
phenol-2,4,6-trisulfonic acid
Conditions | Yield |
---|---|
With sulfuric acid; sulfur trioxide |
para-tert-butylphenol
A
4-hydroxy-benzene-1,3-disulfonic acid
B
5-tert-butyl-2-hydroxy-benzenesulfonic acid
Conditions | Yield |
---|---|
With sulfuric acid at 35℃; for 0.35h; Yield given; | A 25 % Spectr. B n/a C 29 % Spectr. |
para-tert-butylphenol
A
4-hydroxy-benzene-1,3-disulfonic acid
B
phenol-2,4,6-trisulfonic acid
Conditions | Yield |
---|---|
With sulfuric acid at 35℃; for 456h; Product distribution; the protic sulphonation of various t-butylphenols; | A 26 % Spectr. B 38 % Spectr. C 36 % Spectr. |
Conditions | Yield |
---|---|
With sulfuric acid at 35℃; for 240h; | A 51 % Spectr. B 49 % Spectr. |
p-hydoroxybenzenesulfonic acid
A
4-hydroxy-benzene-1,3-disulfonic acid
B
phenol-2-sulfonic acid
C
phenol
Conditions | Yield |
---|---|
With sulfuric acid; water; sodium sulfate at 140℃; Rate constant; desulfonation; other temp.: 130 deg C; |
p-hydoroxybenzenesulfonic acid
A
4-hydroxy-benzene-1,3-disulfonic acid
B
phenol-2-sulfonic acid
C
phenol-2,4,6-trisulfonic acid
D
phenol
Conditions | Yield |
---|---|
With sodium hydrogen sulfate; sulfuric acid; water equilibrium compositions at 140 and 170 deg C; |
2-tert-Butylphenol
A
4-hydroxy-benzene-1,3-disulfonic acid
B
2-t-butylphenol-4-sulphonic acid
Conditions | Yield |
---|---|
With sulfuric acid at 35℃; for 0.3h; Yield given; | A 29 % Spectr. B n/a C 36 % Spectr. |
Conditions | Yield |
---|---|
With sulfuric acid at 35℃; for 240h; Product distribution; sulphode- and protiode-t-butylation in sulphonation of tri-t-butylphenol, H2SO4 concentration and reaction time dependence; | A 50 % Spectr. B 50 % Spectr. |
methyl phenyl sulfate
A
p-hydoroxybenzenesulfonic acid
B
4-hydroxy-benzene-1,3-disulfonic acid
Conditions | Yield |
---|---|
With sulfuric acid at 25℃; Product distribution; varying reagent concentration; | A 12 % Spectr. B 47 % Spectr. C 6 % Spectr. |
phenol-2-sulfonic acid
A
p-hydoroxybenzenesulfonic acid
B
4-hydroxy-benzene-1,3-disulfonic acid
C
phenol-2,4,6-trisulfonic acid
D
phenol
Conditions | Yield |
---|---|
With sodium hydrogen sulfate; sulfuric acid; water equilibrium compositions at 140 and 170 deg C; |
phenol-2,4,6-trisulfonic acid
A
p-hydoroxybenzenesulfonic acid
B
4-hydroxy-benzene-1,3-disulfonic acid
C
phenol-2-sulfonic acid
D
phenol
Conditions | Yield |
---|---|
With sodium hydrogen sulfate; sulfuric acid; water equilibrium compositions at 140 and 170 deg C; |
potassium 2-hydroxybenzenesulfonate
4-hydroxy-benzene-1,3-disulfonic acid
Conditions | Yield |
---|---|
With sulfuric acid at 25℃; Yield given; | |
With sulfuric acid at 25℃; Kinetics; |
potassium phenol-4-sulfonate
4-hydroxy-benzene-1,3-disulfonic acid
Conditions | Yield |
---|---|
With sulfuric acid at 25℃; Kinetics; |
3-hydroxy-benzenesulphonate
4-hydroxy-benzene-1,3-disulfonic acid
Conditions | Yield |
---|---|
With sulfuric acid at 25℃; Yield given; |
phenol
A
p-hydoroxybenzenesulfonic acid
B
4-hydroxy-benzene-1,3-disulfonic acid
C
phenol-2-sulfonic acid
Conditions | Yield |
---|---|
With sulfuric acid at 25℃; Kinetics; Mechanism; Product distribution; variation of H2SO4 concentration; | A 53 % Spectr. B n/a C 47 % Spectr. |
With sulfuric acid at 25℃; | A 53 % Spectr. B n/a C 47 % Spectr. |
With sulfuric acid at 25℃; | A 49 % Spectr. B n/a C 51 % Spectr. |
phenol
A
p-hydoroxybenzenesulfonic acid
B
4-hydroxy-benzene-1,3-disulfonic acid
C
phenol-2-sulfonic acid
D
phenol-2,4,6-trisulfonic acid
Conditions | Yield |
---|---|
With sodium hydrogen sulfate; sulfuric acid; water equilibrium compositions at 140 and 170 deg C; |
4-sulfophenylchloroformate
A
p-hydoroxybenzenesulfonic acid
B
4-hydroxy-benzene-1,3-disulfonic acid
Conditions | Yield |
---|---|
With sodium hydroxide Mechanism; |
sulfuric acid
sulfur trioxide
water
phenol
4-hydroxy-benzene-1,3-disulfonic acid
Conditions | Yield |
---|---|
at 101 - 103℃; |
Conditions | Yield |
---|---|
beim Behandeln von Benzoldiazoniumsulfat; |
sulfuric acid
phenol
A
p-hydoroxybenzenesulfonic acid
B
4-hydroxy-benzene-1,3-disulfonic acid
Conditions | Yield |
---|---|
at 100℃; |
sulfuric acid
sulfur trioxide
phenol
A
4-hydroxy-benzene-1,3-disulfonic acid
B
phenol-2,4,6-trisulfonic acid
Conditions | Yield |
---|---|
sulfuric acid
sulfur trioxide
phenol
A
4-hydroxy-benzene-1,3-disulfonic acid
Conditions | Yield |
---|---|
at 120℃; Product distribution; |
4-hydroxy-benzene-1,3-disulfonic acid
Conditions | Yield |
---|---|
With chlorosulfonic acid |
Conditions | Yield |
---|---|
In acetone mixt. of Ph5Sb, 2,4-disulfophenol and acetone kept at 20°C for 10min; solvent removed, recrystd. from water, elem. anal.; | 89% |
Conditions | Yield |
---|---|
In acetone mixt. of Ph5Bi, 2,4-disulfophenol and acetone kept at 20°C for 10min; solvent removed, recrystd. from water, elem. anal.; | 59% |
Conditions | Yield |
---|---|
With sodium hydroxide; bromine folgend Wasserdampfdestillation; |
Conditions | Yield |
---|---|
durch Nitrieren; | |
Multi-step reaction with 2 steps 1: HNO3+H2SO4 2: sulfuric acid; water; nitric acid / 100 °C View Scheme | |
durch Nitrieren; |
4-hydroxy-benzene-1,3-disulfonic acid
5-chloro-4-hydroxy-benzene-1,3-disulfonic acid
Conditions | Yield |
---|---|
With sulfuric acid; chlorine |
4-hydroxy-benzene-1,3-disulfonic acid
5-bromo-4-hydroxy-benzene-1,3-disulfonic acid
Conditions | Yield |
---|---|
With sulfuric acid; bromine |
Conditions | Yield |
---|---|
With sulfuric acid; nitric acid | |
With nitric acid |
Conditions | Yield |
---|---|
With nitric acid | |
Multi-step reaction with 2 steps 1: HNO3+H2SO4 2: sulfuric acid; water; nitric acid / 100 °C View Scheme |
4-hydroxy-benzene-1,3-disulfonic acid
A
3,4-dihydroxybenzenesulfonic acid
B
benzene-1,2-diol
Conditions | Yield |
---|---|
With potassium hydroxide beim Schmelzen; |
Conditions | Yield |
---|---|
With water; chlorine |
4-hydroxy-benzene-1,3-disulfonic acid
m-xylene
4,4'-sulfonylbis(1,3-dimethylbenzene)
Conditions | Yield |
---|---|
Conditions | Yield |
---|---|
at 150 - 160℃; unter kontinuierlicher Entfernung des gebildeten Wassers; |
4-hydroxy-benzene-1,3-disulfonic acid
A
p-hydoroxybenzenesulfonic acid
B
phenol-2-sulfonic acid
C
phenol-2,4,6-trisulfonic acid
D
phenol
Conditions | Yield |
---|---|
With sodium hydrogen sulfate; sulfuric acid; water equilibrium compositions at 140 and 170 deg C; |
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