ChemicalBook > Product Catalog > Biochemical Engineering > Biochemical Reagents > Acid-base indicator > p-Naphtholbenzein
p-Naphtholbenzein
p-Naphtholbenzein Basic information
- Product Name:
- p-Naphtholbenzein
- Synonyms:
-
- α-Naphtholbenzein,4,4′-(α-Hydroxybenzylidene)di-1-naphthol, p-naphtholbenzein
- alpha-Naphtholbenzein, pure, 90% 10GR
- alpha-Naphtholbenzein, pure, 90% 25GR
- 1-NAPHTHOLBENZEIN INDICATOR 5 G
- α- naphthol quinone phenylMethane
- MAG BIND EQUIPURE GDNA (1X96)
- 1-Naphtholbenzein indicator Reag. Ph Eur
- 1(4H)-Naphthalenone, 4-(4-hydroxy-1-naphthalenyl)phenylmethylene-
- CAS:
- 145-50-6
- MF:
- C27H18O2
- MW:
- 374.43
- EINECS:
- 205-656-3
- Product Categories:
-
- Benzein
- Analytical Chemistry
- Indicator (pH)
- pH Indicators
- Mol File:
- 145-50-6.mol
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p-Naphtholbenzein Chemical Properties
- Melting point:
- 230-235 °C(lit.)
- Boiling point:
- 463.44°C (rough estimate)
- Density
- 1.0946 (rough estimate)
- vapor density
- 12.9 (vs air)
- refractive index
- 1.4875 (estimate)
- storage temp.
- Store at +5°C to +30°C.
- solubility
- Solubility Insoluble in water; soluble in ethanol, methanol
- form
- Liquid
- pka
- 8.95(at 25℃)
- color
- Pale Red-Brown
- PH Range
- Green (0.0) to yellow (0.8);Yellow (8.2) to green-blue (11.0)
- Odor
- Odorless
- Water Solubility
- insoluble
- λmax
- 210nm
- BRN
- 3471575
- Stability:
- Stable. Combustible. Incompatible with strong oxidizing agents.
- InChIKey
- VDDWRTZCUJCDJM-SOYKGTTHSA-N
- CAS DataBase Reference
- 145-50-6(CAS DataBase Reference)
- EPA Substance Registry System
- 1(4H)-Naphthalenone, 4-[(4-hydroxy-1-naphthalenyl)phenylmethylene]- (145-50-6)
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Safety Information
- Hazard Codes
- Xi
- Risk Statements
- 36/37/38
- Safety Statements
- 26-36-37/39
- WGK Germany
- 3
- F
- 10-21
- TSCA
- Yes
- HS Code
- 29145000
MSDS
- Language:English Provider:p-Naphtholbenzein
- Language:English Provider:ACROS
- Language:English Provider:ALFA
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p-NaphtholbenzeinSupplier
Beijing Nordhuns Chemical Technology Co.,Ltd Gold
- Tel
- 010-84929330 13811281791
- info@nordhuns.com
BIOISCO(Lianyungang, Jiangsu) Biotechnology Co., Ltd Gold
- Tel
- 18082049515
- 2757382053@qq.com
J & K SCIENTIFIC LTD.
- Tel
- 010-82848833 400-666-7788
- jkinfo@jkchemical.com
Alfa Aesar
- Tel
- 400-6106006
- saleschina@alfa-asia.com
TCI (Shanghai) Development Co., Ltd.
- Tel
- 021-67121386
- Sales-CN@TCIchemicals.com
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p-Naphtholbenzein(145-50-6)Related Product Information
- industrial alcohol
- Phenylfluorone
- Magnesium sulfate
- 5,5-Diphenylhydantoin
- lithospermic acid B
- 7,8-Dihydroxycoumarin
- Naphthol benzyl alcohol indicator solution
- 1-Naphthol
- Benzyl alcohol
- 1-NAPHTHOLBENZEIN,α-Naphtholbenzei
- 1-STYRYLNAPHTHALENE
- TRANS-4-HYDROXYSTILBENE
- p-Naphtholbenzein
- 1-(1-PHENYL-VINYL)-NAPHTHALENE
- TIMTEC-BB SBB005952
- 4-METHYL-1-NAPHTHOL