Products Categories
| CAS No.: | 131-55-5 |
|---|---|
| Name: | 2,2',4,4'-Tetrahydroxybenzophenone |
| Molecular Structure: | |
|
|
|
| Formula: | C13H10O5 |
| Molecular Weight: | 246.219 |
| Synonyms: | Benzophenone, 2,2,4,4-tetrahydroxy-;2,2',4,4'-Tetrahydroxybenzophenone (UV-2);Eusorb UV-246;di(2,4-dihydroxyphenyl)methanone;BP-2;Sumisorb 150;Uvinul D-50;Methanone, bis (2,4-dihydroxyphenyl)-;2,2',4,4'-Tetrahydroxy benzophenone (Benzophenone 2);bis(2,4-dihydroxyphenyl)methanone;Methanone,bis(2,4-dihydroxyphenyl)-;Seesorb 106;2,2',4,4'-Tetrahydroxy Benzophenone;2,2',4,4'-Tetrahydroxybenzophenone (BP-2);2,2'4,4'Tetrahydroxy Benzophenone (UV Absorber D50); |
| EINECS: | 205-028-9 |
| Density: | 1.526 g/cm3 |
| Melting Point: | 198-200 °C(lit.) |
| Boiling Point: | 531.2 °C at 760 mmHg |
| Flash Point: | 289.2 °C |
| Solubility: | Slightly soluble in water. |
| Appearance: | yellow to brown crystalline powder |
| Hazard Symbols: |
 Xn, Xi
|
| Risk Codes: | 22-36/37/38 |
| Safety: | 26-36-37/39 |
| PSA: | 97.99000 |
| LogP: | 1.74000 |
- 144851-82-1METHYL2-AMINO-3-FLUOROBENZOATE
- 483366-12-7(2S,4R)-1-Boc-2-cyano-4-hydroxypyrrolidine
- 173606-50-3BOC-10-AMINODECANOIC ACID
- 361456-36-2METHYL (R)-(+)-ISOCYANATO-3-PHENYLPROPI&
- 5156-58-1N-(1-Benzyl-4-pipperidinyl)-N-phenylpropanamide HCl
- 81281-59-67-Benzylideneaminotheophylline
- 50288-62-5threo-Phenyl-2-piperidyl acetamide
- 82993-81-5D-threo-Ritalinic acid hydrochloride
- 47087-37-6Z-D-Glu-OMe
- 73441-42-6METHYL-5-CHLORO-2,2-DIMETHYLVALERATE
- 131-55-5
2,2',4,4'-tetrahydroxybenzophenone
| Conditions | Yield |
|---|---|
| With hydrogenchloride In water at 20 - 100℃; for 6h; Temperature; Autoclave; Large scale; | 82.1% |
| Conditions | Yield |
|---|---|
| With zinc(II) chloride; trichlorophosphate at 65℃; for 3h; Inert atmosphere; | 73% |
| With zinc(II) chloride; trichlorophosphate | |
| With zinc(II) chloride at 125 - 140℃; |
| Conditions | Yield |
|---|---|
| With aluminium trichloride; 1,2-dichloro-ethane |
- 131-55-5
2,2',4,4'-tetrahydroxybenzophenone
| Conditions | Yield |
|---|---|
| With sulfuric acid | |
| With sodium hydroxide |
A
- 131-55-5
2,2',4,4'-tetrahydroxybenzophenone
| Conditions | Yield |
|---|---|
| With sodium hydroxide |
- 131-54-4
bis(2-hydroxy-4-methoxyphenyl)-methanone
- 68-12-2, 33513-42-7
N,N-dimethyl-formamide
- 131-55-5
2,2',4,4'-tetrahydroxybenzophenone
| Conditions | Yield |
|---|---|
| AlCl3 |
| Conditions | Yield |
|---|---|
| With urea; AlCl3 |
- 3555-85-9
2,2',4,4'-tetramethoxybenzophenone
- 95-50-1
1,2-dichloro-benzene
- 131-55-5
2,2',4,4'-tetrahydroxybenzophenone
| Conditions | Yield |
|---|---|
| AlCl3 In water |
| Conditions | Yield |
|---|---|
| Multi-step reaction with 3 steps 1.1: chloroform / 4 h / 20 - 65 °C / Large scale 1.2: Large scale 2.1: aluminum (III) chloride / N,N-dimethyl-formamide; cis-1,2-Dichloroethylene / 30 - 85 °C / Large scale 3.1: hydrogenchloride / water / 6 h / 20 - 100 °C / Autoclave; Large scale View Scheme |
| Conditions | Yield |
|---|---|
| In water at 220℃; under 1900 Torr; | 100% |
| In water at 190℃; for 48h; | 100% |
| In water at 200℃; for 6h; Sealed tube; | 100% |
- 767-00-04-Cyanophenol
- 141-82-2Malonic acid
- 367-21-53-Chloro-4-fluoroaniline
- 1309-42-8Magnesium hydroxide
- 140-88-5Ethyl acrylate
- 28920-43-69-Fluorenylmethyl chloroformate
- 98-88-4Benzoyl chloride
- 104-94-9p-Anisidine
- 104987-11-3Tacrolimus
- 141-53-7Sodium formate
- 8001-54-5Quaternary ammonium compounds, alkylbenzyldimethyl, chlorides
- 9003-39-8Povidone
- 10161-34-9Trenbolone acetate
- 402957-28-2Telaprevir
- 68-19-9Cyanocobalamin
What can I do for you?
Get Best Price
Chemistry
Molecular structure of Benzophenone-2 (CAS NO.131-55-5) is:
Product Name: Benzophenone-2
CAS Registry Number: 131-55-5
IUPAC Name: bis(2,4-dihydroxyphenyl)methanone
Molecular Weight: 246.2155 [g/mol]
Molecular Formula: C13H10O5
XLogP3-AA: 2.4
H-Bond Donor: 4
H-Bond Acceptor: 5
EINECS: 205-028-9
Melting Point: 198-200 °C(lit.)
Surface Tension: 83.1 dyne/cm
Density: 1.526 g/cm3
Flash Point: 289.2 °C
Enthalpy of Vaporization: 83.7 kJ/mol
Boiling Point: 531.2 °C at 760 mmHg
Vapour Pressure: 6.69E-12 mmHg at 25°C
Product Categories: Industrial/Fine Chemicals;Aromatic Benzophenones & Derivatives (substituted);Benzophenones (for High-Performance Polymer Research);Functional Materials;Reagent for High-Performance Polymer Research;C13 to C14;Carbonyl Compounds;Ketones
Uses
Benzophenone-2 (CAS NO.131-55-5) is used for pharmaceutical intermediates, photographic materials, cosmetics anti-uv additive, etc.
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| rat | LD50 | oral | 1220mg/kg (1220mg/kg) | Journal of the American College of Toxicology. Vol. 2(5), Pg. 35, 1983. |
Safety Profile
Hazard Codes: 
Xn,Xi
Risk Statements: 22-36/37/38
R22:Harmful if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36-37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.
S37/39:Wear suitable gloves and eye/face protection.
WGK Germany: 3
RTECS: DJ1892000
Specification
Benzophenone-2 , its cas register number is 131-55-5. It also can be called 2,2',4,4'-Tetrahydroxybenzophenone ; Di(2,4-dihydroxyphenyl)methanone ; Bis(2,4-dihydroxyphenyl)methanone ; Benzophenone, 2,2',4,4'-tetrahydroxy- ; Methanone, bis(2,4-dihydroxyphenyl)- .It is a yellow to brown crystalline powder.