Hot Products

Basic Information

Post buying leads

Suppliers

Name	1,8-Dihydroxynaphthylene-3,6-disulfonic acid	EINECS	205-712-7
CAS No.	148-25-4	Density	1.929 g/cm³
PSA	165.96000	LogP	2.90600
Solubility	N/A	Melting Point	N/A
Formula	C₁₀H₈O₈S₂	Boiling Point	429.2°C (rough estimate)
Molecular Weight	320.301	Flash Point	N/A
Transport Information	N/A	Appearance	N/A
Safety		Risk Codes	R22
Molecular Structure		Hazard Symbols	Xn
Synonyms	4,5-Dihydroxy-2,7-naphthalenedisulfonic acid;C.I. 16655;Chromotropic acid;

1,8-Dihydroxynaphthylene-3,6-disulfonic acid Synthetic route

: 3316-02-7
1-naphthol-3,6,8-trisulphonic acid

: 148-25-4
chromatotropic acid

Conditions

Conditions	Yield
With alkali hydroxide at 170 - 220℃;

: 90-20-0
4-amino-5-hydroxy-2,7-naphthalenedisulfonic acid

: 148-25-4
chromatotropic acid

Conditions

Conditions	Yield
With potassium hydroxide at 260 - 280℃;
With sodium hydroxide at 260 - 280℃;
With sulfuric acid at 145℃;

: 6362-11-4
1,8-diamino-3,6-naphthalenedisulfonic acid

: 148-25-4
chromatotropic acid

Conditions

Conditions	Yield
With diluted alkali at 260 - 280℃;
With diluted acid at 150 - 160℃;

: 2,2-dioxo-2λ6-naphth[1,8-cd][1,2]oxathiol-4,7-disulfonic acid

alkali hydroxides: alkali hydroxides

: 148-25-4
chromatotropic acid

Conditions

Conditions	Yield
at 170 - 220℃; beim Verschmelzen;

8-chloro-naphthol-(1)-disulfonic acid-(3.6): 8-chloro-naphthol-(1)-disulfonic acid-(3.6)

: 148-25-4
chromatotropic acid

Conditions

Conditions	Yield
With alkali beim Schmelzen;

naphthol-(1)-sultonedisulfonic acid: naphthol-(1)-sultonedisulfonic acid

: 148-25-4
chromatotropic acid

Conditions

Conditions	Yield
With alkali hydroxide at 170 - 220℃;

trisodium-salt of/the/ 8-hydroxy-naphthalene-trisulfonic acid-(1,3,6)): trisodium-salt of/the/ 8-hydroxy-naphthalene-trisulfonic acid-(1,3,6))

: 148-25-4
chromatotropic acid

Conditions

Conditions	Yield
With sodium hydroxide; water at 200℃;

: 90-20-0
4-amino-5-hydroxy-2,7-naphthalenedisulfonic acid

diluted alkaline solution: diluted alkaline solution

: 148-25-4
chromatotropic acid

Conditions

Conditions	Yield
at 260 - 280℃;

: 3316-02-7
1-naphthol-3,6,8-trisulphonic acid

potash: potash

: 148-25-4
chromatotropic acid

Conditions

Conditions	Yield
at 170 - 220℃;

: 6362-11-4
1,8-diamino-3,6-naphthalenedisulfonic acid

alkaline solution: alkaline solution

: 148-25-4
chromatotropic acid

Conditions

Conditions	Yield
at 260 - 280℃;

1,8-Dihydroxynaphthylene-3,6-disulfonic acid Chemical Properties

IUPAC Name: 4,5-Dihydroxynaphthalene-2,7-disulfonic acid
The molecular structure of 2,7-Naphthalenedisulfonicacid, 4,5-dihydroxy- (CAS NO.148-25-4) is
.
Empirical Formula: C₁₀H₈O₈S₂
Molecular Weight: 320.2957
Einecs: 205-712-7
Density: 1.929 g/cm³
Freely Rotating Bonds: 4
Polar Surface Area: 121.96 Å²
Index of Refraction: 1.756
Molar Refractivity: 68.06 cm³
Molar Volume: 165.9 cm³
Polarizability: 26.98 ×10^-24cm³
Surface Tension: 104.4 dyne/cm
Canonical SMILES: C1=C2C=C(C=C(C2=C(C=C1S(=O)(=O)O)O)O)S(=O)(=O)O
InChI: InChI=1S/C10H8O8S2/c11-8-3-6(19(13,14)15)1-5-2-7(20(16,17)18)4-9(12)10(5)8/h1-4,11-12H,(H,13,14,15)(H,16,17,18)
InChIKey: HLVXFWDLRHCZEI-UHFFFAOYSA-N

1,8-Dihydroxynaphthylene-3,6-disulfonic acid Uses

2,7-Naphthalenedisulfonicacid, 4,5-dihydroxy- (CAS NO.148-25-4) is used as organic intermediate.

1,8-Dihydroxynaphthylene-3,6-disulfonic acid Specification

The Cas Register Number of 2,7-Naphthalenedisulfonicacid, 4,5-dihydroxy- is 148-25-4.The chemical synonyms of 2,7-Naphthalenedisulfonicacid, 4,5-dihydroxy- (CAS NO.148-25-4) are 4,5-Dihydroxy-2,7-naphthalenedisulfonic acid ; and 4,5-Dihydroxynaphthalene-2,7-disulphonic acid .

Post a RFQ

Cas No.:

Product Name:

Quantity:

Email:

Company name:

Valid Period:

Detailed Requirements:

Enter 15 to 2000 letters.Word count: 0 letters

Attach files(File Format: Jpeg, Jpg, Gif, Png, PDF, PPT, Zip, Rar,Word or Excel Maximum File Size: 3MB)

What can I do for you?
Get Best Price

Get Best Price for 148-25-4