| Identification | More | [Name]
2,4-Dihydroxybenzophenone | [CAS]
131-56-6 | [Synonyms]
2,4-DIHYDROXYBENZOPHENONE
(2,4-DIHYDROXY-PHENYL)-PHENYL-METHANONE
4-BENZORESORCINOL
4-BENZOYLRESORCINOL
BENZOPHENONE-1
BENZORESORCINOL
DHB
DIHYDROXYBENZOPHENONE(2,4-)
SYNSORB
(2,4-dihydroxyphenyl)phenyl-methanon
(2,4-Dihydroxyphenyl)-phenylmethanon (2,4-dihydroxybenzophenon)
2,4-DHBP
2,4-Dihydroxtbenzophenone
2,4-Dihydroxybenzofenon
2,4-dihydroxy-benzophenon
2,4-dihydroxydiphenylketone
Advastab 48
advastab48
Benzophenone, 2,4-dihydroxy-
Dastib 263 | [EINECS(EC#)]
205-029-4 | [Molecular Formula]
C13H10O3 | [MDL Number]
MFCD00002277 | [Molecular Weight]
214.22 | [MOL File]
131-56-6.mol |
| Chemical Properties | Back Directory | [Appearance]
yellow crystalline powder | [Melting point ]
144.5-147 °C(lit.)
| [Boiling point ]
194 °C (1 mmHg)
| [density ]
1,32 g/cm3 | [vapor pressure ]
0Pa at 25℃ | [refractive index ]
1.5090 (estimate) | [Fp ]
125 °C
| [storage temp. ]
-20°C | [solubility ]
Chloroform (Slightly, Heated), Ethanol (Slightly, Heated) | [form ]
Crystalline Powder | [pka]
7.72±0.35(Predicted) | [color ]
Yellow | [PH]
5 (10g/l, H2O, 20℃)(slurry) | [Water Solubility ]
insoluble | [Merck ]
14,1106 | [BRN ]
1311566 | [Contact allergens]
BZP-1 is used, for example, in paints, plastics, and nail
varnishes. | [InChIKey]
ZXDDPOHVAMWLBH-UHFFFAOYSA-N | [LogP]
2.964 at 25℃ | [CAS DataBase Reference]
131-56-6(CAS DataBase Reference) | [NIST Chemistry Reference]
Methanone, (2,4-dihydroxyphenyl)phenyl-(131-56-6) | [EPA Substance Registry System]
Methanone, (2,4-dihydroxyphenyl)phenyl- (131-56-6) |
| Hazard Information | Back Directory | [Chemical Properties]
yellow crystalline powder | [Uses]
2,4-Dihydroxybenzophenone is an metabolite of Benzophenone (B204980), an compound used in the manufacturing of antihistamines, hypnotics and insecticides. | [Uses]
Ultraviolet light absorber, especially in paints and plastics. | [Definition]
ChEBI: 2,4-Dihydroxybenzophenone is a member of benzophenones. | [Preparation]
Obtained by condensation of benzanilide with resorcinol in the presence of zinc chloride and phosphorous oxychloride at 130–140° for 1 h (25%). | [Purification Methods]
Recrystallise it from MeOH. [Beilstein 8 IV 2442.] |
| Safety Data | Back Directory | [Hazard Codes ]
Xi | [Risk Statements ]
R36:Irritating to the eyes.
R36/37/38:Irritating to eyes, respiratory system and skin . | [Safety Statements ]
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S37/39:Wear suitable gloves and eye/face protection . | [WGK Germany ]
2
| [RTECS ]
DJ0700000
| [Hazard Note ]
Irritant | [TSCA ]
Yes | [HS Code ]
29145000 | [Safety Profile]
Poison by intravenous
and intraperitoneal routes. Mildly toxic by
ingestion. An eye irritant. When heated to
decomposition it emits acrid smoke and
irritating fumes. | [Hazardous Substances Data]
131-56-6(Hazardous Substances Data) | [Toxicity]
LD50 orally in Rabbit: > 5000 mg/kg |
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