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1005004

USP

Acetazolamide

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

5-Acetamido-1,3,4-thiadiazole-2-sulfonamide, N-(5-Sulfamoyl-1,3,4-thiadiazol-2-yl)acetamide, N-(5-[Aminosulfonyl]-1,3,4-thiadiazol-2-yl)acetamide

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About This Item

Empirical Formula (Hill Notation):
C4H6N4O3S2
CAS Number:
59-66-5
Molecular Weight:
222.25
MDL number:
MFCD00003105
UNSPSC Code:
41116107
PubChem Substance ID:
329748132
NACRES:
NA.24

grade

pharmaceutical primary standard

API family

acetazolamide

manufacturer/tradename

USP

application(s)

pharmaceutical (small molecule)

format

neat

SMILES string

CC(=O)Nc1nnc(s1)S(N)(=O)=O

InChI

1S/C4H6N4O3S2/c1-2(9)6-3-7-8-4(12-3)13(5,10)11/h1H3,(H2,5,10,11)(H,6,7,9)

InChI key

BZKPWHYZMXOIDC-UHFFFAOYSA-N

Gene Information

human ... CA1(759) , CA12(771) , CA2(760) , CA4(762)

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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

Acetazolamide USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia. Also, for use with USP monographs such as:
  • Acetazolamide Compounded Oral Suspension
  • Acetazolamide Extended-Release Capsules
  • Acetazolamide for Injection
  • Acetazolamide Tablets
Carbonic anhydrase inhibitor; increases cerebral blood flow.

Biochem/physiol Actions

Inhibits water permeability of membranes by interacting with aquaporins

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Other Notes

Sales restrictions may apply.

pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H315,H319

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2

Storage Class

11 - Combustible Solids

wgk_germany

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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Gladys E Granero et al.
Expert opinion on drug delivery, 7(8), 943-953 (2010-06-23)
Acetazolamide (ACZ), a carbonic anhydrase inhibitor (CAI), and other oral CAIs have been an integral part of antiglaucoma therapy for > 40 years. ACZ is used orally for the reduction of intraocular pressure in patients suffering from glaucoma. However, this
David E Leaf et al.
Journal of applied physiology (Bethesda, Md. : 1985), 102(4), 1313-1322 (2006-10-07)
Acetazolamide, a potent carbonic anhydrase (CA) inhibitor, is the most commonly used and best-studied agent for the amelioration of acute mountain sickness (AMS). The actual mechanisms by which acetazolamide reduces symptoms of AMS, however, remain unclear. Traditionally, acetazolamide's efficacy has
Indu Pal Kaur et al.
International journal of pharmaceutics, 248(1-2), 1-14 (2002-11-14)
Through this review it is contemplated that acetazolamide (ACZ), an age-old treatment for glaucoma with a myriad of side effects and inadequate topical effectiveness, may be formulated into a topically effective agent by utilizing various newer formulation approaches of ocular
G Settakis et al.
European journal of neurology, 10(6), 609-620 (2003-12-04)
Pathologic processes affecting the brain vessels may damage cerebral vasodilatory capacity. Early detection of cerebral dysfunction plays an important role in the prevention of cerebrovascular diseases. In recent decades acetazolamide (AZ) has frequently been used for this purpose. In the
Neil D Ritchie et al.
Journal of travel medicine, 19(5), 298-307 (2012-09-05)
Acetazolamide has been reported to be effective in the prevention of acute mountain sickness (AMS). Our aim was to conduct a systematic review of randomized, placebo-controlled trials of acetazolamide in the prevention of AMS. Studies were identified by searching the
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