Aniline-2,4-disulfonic acid supplier

Name
4-Amino-1,3-benzenedisulfonic acid
EINECS 205-299-3
CAS No. 137-51-9
Article Data12
CAS DataBase
Density 1.844 g/cm³
Solubility 4.3g/L at 21℃
Melting Point
Formula C₆H₇NO₆S₂
Boiling Point 497.45℃[at 101 325 Pa]
Molecular Weight 253.257
Flash Point
Transport Information
Appearance white powder
Safety
Risk Codes R20/21/22
Molecular Structure
Hazard Symbols Xn
Synonyms m-Benzenedisulfonicacid, 4-amino- (6CI,7CI,8CI);1-Amino-2,4-benzenedisulfonic acid;2-Aminobenzene-1,5-disulfonic acid;4-Amino-1,3-benzenedisulfonic acid;4-Amino-m-benzenedisulfonic acid;
PSA 151.52000
LogP 2.50500

Aniline-2,4-disulfonic acid Chemical Properties

The Molecular Structure of 1,3-Benzenedisulfonicacid, 4-amino- (CAS NO.137-51-9):

Empirical Formula: C₆H₇NO₆S₂
Molecular Weight: 253.2529
IUPAC Name: 4-aminobenzene-1,3-disulfonic acid
Appearance: White to gray needle crystal
Product Categories: Intermediates of Dyes and Pigments
Nominal Mass: 253 Da
Average Mass: 253.2529 Da
Monoisotopic Mass: 252.971477 Da
Index of Refraction: 1.666
Molar Refractivity: 51.06 cm³
Molar Volume: 137.2 cm³
Surface Tension: 90.2 dyne/cm
Density: 1.844 g/cm³
InChI
InChI=1/C6H7NO6S2/c7-5-2-1-4(14(8,9)10)3-6(5)15(11,12)13/h1-3H,7H2,(H,8,9,10)(H,11,12,13)
Smiles
O=S(=O)(O)c1ccc(N)c(S(=O)(=O)O)c1

Aniline-2,4-disulfonic acid Uses

1,3-Benzenedisulfonicacid, 4-amino- (CAS NO.137-51-9) is used as dye intermediates.

Aniline-2,4-disulfonic acid Specification

1,3-Benzenedisulfonicacid, 4-amino- (CAS NO.137-51-9) is also called as 4-Amino-1,3-benzenedisulfonic acid ; 4-Aminobenzene-1,3-disulphonic acid .

Product Name

4-Amino-1,3-benzenedisulfonic acid

Aniline-2,4-disulfonic acid Chemical Properties

Aniline-2,4-disulfonic acid Uses

Aniline-2,4-disulfonic acid Specification

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