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α-Naphtholbenzein

α-Naphtholbenzein structure

CAS No:
145-50-6
Formula:
C27H18O2
Chemical Name:
α-Naphtholbenzein
Synonyms:
1(4H)-Naphthalenone,4-[(4-hydroxy-1-naphthalenyl)phenylmethylene]-;1(4H)-Naphthalenone,4-[α-(4-hydroxy-1-naphthyl)benzylidene]-;4-[(4-Hydroxy-1-naphthalenyl)phenylmethylene]-1(4H)-naphthalenone;p-Naphtholbenzein;α-Naphtholbenzein;NSC 9862;162535-05-9
Categories:
Biochemical Engineering > Biochemical Reagents

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Description

deep red to rust-coloured crystals

α-Naphtholbenzein Basic Attributes

Molecular Weight：

374.43

Exact Mass：

374.43

BRN：

3471575

EC Number：

230-116-9

DSSTox ID：

DTXSID6059730

HScode：

29145000

Characteristics

PSA：

37.30000

XLogP3：

7.11

Appearance：

Pale Red-Brown Liquid

Density：

1.0946 (rough estimate)

Melting Point：

230-235 °C(lit.)

Boiling Point：

463.44°C (rough estimate)

Flash Point：

242.3±22.7 °C

Refractive Index：

1.4875 (estimate)

Water Solubility：

Solubility Insoluble in water; soluble in ethanol, methanol

Storage Conditions：

Store at +5°C to +30°C.

Vapor Density：

12.9 (vs air)

Safety Information

Transport codes：

NONH for all modes of transport

wgk germany：

hazard class code：

36/37/38

safety instructions：

26-36-37/39

Marks：

Stability/Shelf Life：

Stable. Combustible. Incompatible with strong oxidizing agents.

α-Naphtholbenzein Use and Manufacturing

Uses

Acid-base indicator, pH8.5 (yellow) ~ 9.8 (green)

Manufacturing Info：

1(4H)-Naphthalenone, 4-[(4-hydroxy-1-naphthalenyl)phenylmethylene]-: ACTIVE

Computed Properties

Molecular Weight:374.4
XLogP3:6.6
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:2
Rotatable Bond Count:2
Exact Mass:374.130679813
Monoisotopic Mass:374.130679813
Topological Polar Surface Area:37.3
Heavy Atom Count:29
Complexity:668
Defined Bond Stereocenter Count:1
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

Recommended Suppliers of α-Naphtholbenzein

HANGZHOU LEAP CHEM CO., LTD. Contact Supplier

CN
5 YRS

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Trader Supplier of Intermediates,Building blocks,API,Silicones,Peptides,Lab chemicals,Biochemicals,Pharmaceuticals,Screening Compounds,Food Additives

p-Naphtholbenzein

CAS No.: 145-50-6

Content: 99.00%

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Belami Fine Chemicals Pvt Ltd Contact Supplier

IN
4 YRS

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Manufactory Supplier of Chemical Reagents,Speciality Cheicals,Stains and indicators,Metal Salts,Fine Chemicals

alpha-Naphtholbenzein 145-50-6

CAS No.: 145-50-6

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Guide of α-Naphtholbenzein

Description
Basic Attributes
Characteristics
Safety Information
Use and Manufacturing
Computed Properties
Recommended Suppliers
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α-Naphtholbenzein

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