ChemicalBook > Product Catalog >Chemical Reagents >Organic reagents >The polycyclic compound >ALPHA-NAPHTHOLBENZEIN
ALPHA-NAPHTHOLBENZEIN
- CAS No.
- 6948-88-5
- Chemical Name:
- ALPHA-NAPHTHOLBENZEIN
- Synonyms
- 4-hydroxy-B1;α-Naphthobenzein;1-NAPHTHOLBENZEIN;α-Naphtholbenzein;P-naphthol benzene;ALPHA-NAPHTHOLBENZEI;LABOTEST-BB LT00441167;-(4-hydroxynaphthyl)-B1;P-naphthol benzene indicator;-phenylnaphthalene-1-methanol
- CBNumber:
- CB6276669
- Molecular Formula:
- C27H20O3
- Molecular Weight:
- 392.45
- MOL File:
- 6948-88-5.mol
- MSDS File:
- SDS
- Modify Date:
- 2023/4/23 13:52:06
Melting point | 230-235 °C(lit.) |
---|---|
Boiling point | 477.16°C (rough estimate) |
Density | 1.1098 (rough estimate) |
refractive index | 1.5460 (estimate) |
storage temp. | Amber Vial, Room Temperature |
solubility | DMSO (Slightly), Methanol (Slightly) |
pka | 9.14±0.40(Predicted) |
form | Powder |
color | Red-brown |
PH Range | 8.5(YELLOW)-9.8(GREEN) |
CAS DataBase Reference | 6948-88-5(CAS DataBase Reference) |
SAFETY
Risk and Safety Statements
Symbol(GHS) | GHS07 |
---|---|
Signal word | Warning |
Hazard statements | H315-H319-H335 |
Precautionary statements | P261-P305+P351+P338 |
Hazard Codes | Xi |
Risk Statements | 36/37/38 |
Safety Statements | 26-36-24/25 |
WGK Germany | 3 |
F | 10-21 |
HS Code | 29071590 |
ALPHA-NAPHTHOLBENZEIN Chemical Properties,Uses,Production
Chemical Properties
RED-BROWN POWDER
Uses
α-Naphtholbenzein can be used as an indicator during non-aqueous titration.
Purification Methods
-{4-hydroxynaphth-1-yl})-benzyl alcohol] B2319 M 392.5, m 122-125o, ~ 9.3. Crystallise the alcohol from EtOH, aqueous EtOH or glacial acetic acid. pKEst [Beilstein 6 H 1150.B2319]
ALPHA-NAPHTHOLBENZEIN Preparation Products And Raw materials
Raw materials
Preparation Products
Global( 126)Suppliers
Supplier | Tel | Country | ProdList | Advantage | Inquiry |
---|---|---|---|---|---|
CHEMSWORTH | +91-261-2397244 | New Delhi, India | 6707 | 30 | Inquiry |
ALPHA CHEMIKA | +91-22-22061123 +91-22-66382501 | Mumbai, India | 1681 | 43 | Inquiry |
Scientific OEM | +91-22- 2343 7546 / 2341 3094 | New Delhi, India | 1996 | 38 | Inquiry |
Delta Finechem | 08980178346 | Vadodara, India | 15 | 58 | Inquiry |
A.J Chemicals | 91-9810153283 | New Delhi, India | 6124 | 58 | Inquiry |
CONIER CHEM AND PHARMA LIMITED | +8618523575427 | China | 49391 | 58 | Inquiry |
career henan chemical co | +86-0371-86658258 +8613203830695 | China | 29826 | 58 | Inquiry |
Hubei Ipure Biology Co., Ltd | +8613367258412 | China | 10326 | 58 | Inquiry |
Hefei TNJ Chemical Industry Co.,Ltd. | 0551-65418671 | China | 34571 | 58 | Inquiry |
Aromsyn Co., Ltd. | +86-0571-85585865 +8613336024896 | China | 19185 | 58 | Inquiry |
Supplier | Advantage |
---|---|
CHEMSWORTH | 30 |
ALPHA CHEMIKA | 43 |
Scientific OEM | 38 |
Delta Finechem | 58 |
A.J Chemicals | 58 |
CONIER CHEM AND PHARMA LIMITED | 58 |
career henan chemical co | 58 |
Hubei Ipure Biology Co., Ltd | 58 |
Hefei TNJ Chemical Industry Co.,Ltd. | 58 |
Aromsyn Co., Ltd. | 58 |
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DISCONTINUED. Please see N369005.
P-naphthol benzene indicator
4-hydroxy-α-(4-hydroxynaphthyl)-α-phenylnaphthalene-1-meth...
-(4-hydroxynaphthyl)-B1
4-hydroxy-B1
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4-hydroxy-α-(4-hydroxynaphthyl)-α-phenylnaphthalene-1-methanol
4,4'-(alpha-Hydroxybenzylidene)di-1-naphthol
6948-88-5
C27H20O3