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Key Documents

8.41713

Sigma-Aldrich

4-(4-Nitrophenylazo)-resorcinol

for synthesis

Synonym(s):

4-(4-Nitrophenylazo)-resorcinol

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About This Item

Empirical Formula (Hill Notation):
C12H9N3O4
CAS Number:
74-39-5
Molecular Weight:
259.22
MDL number:
MFCD00007310
UNSPSC Code:
12352104
EC Index Number:
200-808-5
NACRES:
NA.22

Quality Level

200

Assay

≥91.0% (HPLC)

form

powder

potency

>500 mg/kg LD50, oral (Rat)

mp

183 °C (decomposition)

storage temp.

2-30°C

InChI

1S/C12H9N3O4/c16-10-5-6-11(12(17)7-10)14-13-8-1-3-9(4-2-8)15(18)19/h1-7,16-17H

InChI key

NGPGYVQZGRJHFJ-UHFFFAOYSA-N

Analysis Note

Assay (HPLC, area%): ≥ 91.0 % (a/a)
Identity (IR): passes test

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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