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462268

4,4′-Diamino-2,2′-stilbenedisulfonic acid

technical grade, 85%

Synonym(s):

Amsonic acid

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Size/SKUAvailabilityPrice
100 g

Available to ship TODAY

$129.00

About This Item

Empirical Formula (Hill Notation):
C14H14N2O6S2
CAS Number:
Molecular Weight:
370.40
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352100
EC Number:
201-325-2
MDL number:
Assay:
85%

$129.00


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grade

technical grade

Quality Segment

assay

85%

mp

>300 °C (lit.)

functional group

sulfonic acid

SMILES string

Nc1ccc(\C=C\c2ccc(N)cc2S(O)(=O)=O)c(c1)S(O)(=O)=O

InChI

1S/C14H14N2O6S2/c15-11-5-3-9(13(7-11)23(17,18)19)1-2-10-4-6-12(16)8-14(10)24(20,21)22/h1-8H,15-16H2,(H,17,18,19)(H,20,21,22)/b2-1+

InChI key

REJHVSOVQBJEBF-OWOJBTEDSA-N

General description

Disodium salt of 4,4′-diamino-2,2′-stilbenedisulfonic acid may be used in the synthesis of dyes and optical brighteners or fluorescent whitening agents.

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This Item
A0554721247759597
description

technical grade, 85%

description

≥80%

description

-

description

98%

assay

85%

assay

≥80%

assay

-

assay

98%

Quality Level

100

Quality Level

100

Quality Level

-

Quality Level

100

mp

>300 °C (lit.)

mp

-

mp

200-205 °C

mp

400-420 °C

functional group

sulfonic acid

functional group

-

functional group

-

functional group

-

grade

technical grade

grade

-

grade

-

grade

-


Pictograms

Exclamation mark

Signal Word

Warning

Hazard Codes

Hazard Classifications

Acute Tox. 4 Oral

Storage Class

8A - Combustible corrosive hazardous materials

WGK

WGK 1

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

PPE (personal protective equipment)

dust mask type N95 (US), Eyeshields, Gloves



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