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O0146000

Olsalazine sodium

European Pharmacopoeia (EP) Reference Standard

Synonym(s):

4,4′-Dihydroxyazobenzene-3,3′-dicarboxylic acid disodium salt, 5,5′-Azobis(salicylic acid, sodium salt), Mordant Yellow 5

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About This Item

Empirical Formula (Hill Notation):
C14H8N2Na2O6
CAS Number:
6054-98-4
Molecular Weight:
346.20
UNSPSC Code:
41116107
NACRES:
NA.24

grade

pharmaceutical primary standard

API family

olsalazine

manufacturer/tradename

EDQM

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

InChI

1S/C14H10N2O6.2Na/c17-11-3-1-7(5-9(11)13(19)20)15-16-8-2-4-12(18)10(6-8)14(21)22;;/h1-6,15,17H,(H,19,20)(H,21,22);;/q;2*+1/p-2/b16-8-;;

InChI key

QQWFSVYVHLECFP-XBPUGJBTSA-L

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General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and support please go to the website of the issuing Pharmacopoeia.

Application

Olsalazine sodium EP Reference standard, intended for use in laboratory tests only as specifically prescribed in the European Pharmacopoeia.

Packaging

The product is delivered as supplied by the issuing Pharmacopoeia. For the current unit quantity, please visit the EDQM reference substance catalogue.

Other Notes

Sales restrictions may apply.

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Gerassimos J Mantzaris et al.
The American journal of gastroenterology, 99(6), 1122-1128 (2004-06-08)
The aim of this prospective study was to assess whether the coadministration of azathioprine (AZA) and olsalazine is superior to AZA monotherapy in maintaining remission of steroid-dependent ulcerative colitis (UC). Patients with steroid-dependent UC in remission were randomized to receive
Florian Loher et al.
The Journal of pharmacology and experimental therapeutics, 305(2), 549-556 (2003-02-28)
Mesopram, a specific inhibitor of type-4 phosphodiesterase, decreases the synthesis of tumor necrosis factor-alpha (TNF-alpha) and interferon-gamma (IFN-gamma). In the present study, we investigated the effect of mesopram in dextran sulfate sodium (DSS)-induced murine colitis. In the preventive model, colitis
M V Singer et al.
Hepato-gastroenterology, 53(69), 317-321 (2006-06-27)
In the treatment of ulcerative colitis, 5-aminosalicylic acid is the standard therapy for both acute exacerbations of the disease and the maintenance of remission. Clinical studies have shown that olsalazine (Dipentum)--a prodrug converted to two molecules of 5-ASA by colonic
Laurie M Edmond et al.
Inflammatory bowel diseases, 9(1), 10-17 (2003-03-27)
The toxic, bacterial metabolite sulfide is implicated in ulcerative colitis. Ulcerative colitis patients taking 5-aminosalicylic acid-containing drugs have lower fecal sulfide levels than those not taking these drugs. The effects of sulfasalazine, balsalazide, olsalazine, and 5-aminosalicylic acid on sulfide production
Lynn W Maines et al.
Inflammopharmacology, 18(2), 73-85 (2010-02-13)
Activation of sphingosine kinase (SK) is a key response to many inflammatory processes. The present studies test the hypothesis that an orally available SK inhibitor, ABC294640, would be effective in rodent models of Crohn's disease. Trinitrobenzene sulfonic acid (TNBS) was
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