Skip to Content
Merck
All Photos(1)

Key Documents

View All Documentation

1653004

USP

Theophylline

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

1,3-Dimethylxanthine, 2,6-Dihydroxy-1,3-dimethylpurine, 3,7-Dihydro-1,3-dimethyl-1H-purine-2,6-dione

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Empirical Formula (Hill Notation):
C7H8N4O2
CAS Number:
58-55-9
Molecular Weight:
180.16
Beilstein:
13463
MDL number:
MFCD00079619
UNSPSC Code:
41116107
PubChem Substance ID:
329751262
NACRES:
NA.24

grade

pharmaceutical primary standard

API family

theophylline

manufacturer/tradename

USP

application(s)

pharmaceutical (small molecule)

format

neat

SMILES string

CN1C(=O)N(C)c2[nH]cnc2C1=O

InChI

1S/C7H8N4O2/c1-10-5-4(8-3-9-5)6(12)11(2)7(10)13/h3H,1-2H3,(H,8,9)

InChI key

ZFXYFBGIUFBOJW-UHFFFAOYSA-N

Gene Information

human ... ADORA1(134) , ADORA2A(135) , ADORA2B(136) , ADORA3(140) , PDE3A(5139) , PDE3B(5140) , PDE4A(5141) , PDE4B(5142) , PDE4C(5143) , PDE4D(5144)

Looking for similar products? Visit Product Comparison Guide

Related Categories

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

Theophylline 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:
  • Aminophylline
  • Aminophylline Delayed-Release Tablets
  • Aminophylline Injection
  • Aminophylline Oral Solution
  • Aminophylline Rectal Solution
  • Aminophylline Tablets
  • Dimenhydrinate

Biochem/physiol Actions

Phosphodiesterase inhibitor; diuretic; cardiac stimulant; muscle relaxant; asthma medication.

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.

related product

Product No.
Description
Pricing

PHR1151

Theophylline melting point standard, Pharmaceutical Secondary Standard; Certified Reference Material

T0800000

Theophylline, European Pharmacopoeia (EP) Reference Standard

1653117

Theophylline melting point standard, United States Pharmacopeia (USP) Reference Standard

1077708

8-Bromotheophylline, United States Pharmacopeia (USP) Reference Standard

1653048

Theophylline Related Compound D, United States Pharmacopeia (USP) Reference Standard

1653037

Theophylline Related Compound C, United States Pharmacopeia (USP) Reference Standard

1653026

Theophylline Related Compound B, United States Pharmacopeia (USP) Reference Standard

1653060

Theophylline Related Compound F, United States Pharmacopeia (USP) Reference Standard

BP327

Theophylline, British Pharmacopoeia (BP) Reference Standard

PHR2588

Theophylline Related Compound F, Pharmaceutical Secondary Standard; Certified Reference Material

PHR2541

Theophylline Related Compound F, Pharmaceutical Secondary Standard; Certified Reference Material

PHR2551

Theophylline Related Compound D, Pharmaceutical Secondary Standard; Certified Reference Material

1121038

8-Chlorotheophylline, United States Pharmacopeia (USP) Reference Standard

Pictograms

Skull and crossbonesHealth hazard
GHS06,GHS08

Signal Word

Danger

Hazard Statements

H301,H360D

Hazard Classifications

Acute Tox. 3 Oral - Repr. 1B

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 1

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’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Mazen Al-Alawi et al.
The American journal of medicine, 127(5), 370-378 (2014-01-02)
Global estimates on aging predict an increased burden of asthma in the older population. Consequently, its recognition, diagnosis, and management in clinical practice require optimization. This review aims to provide an update for clinicians, highlighting advances in the understanding of
Bing Dai et al.
American journal of kidney diseases : the official journal of the National Kidney Foundation, 60(3), 360-370 (2012-04-21)
Whether treatment with adenosine receptor antagonists such as theophylline can prevent contrast-induced acute kidney injury (AKI) remains controversial. We conducted a meta-analysis of randomized controlled trials using MEDLINE (1966 to July 2011), EMBASE (1980 to July 2011), Web of Science
F S F Ram et al.
Respiratory medicine, 99(2), 135-144 (2005-02-18)
To determine the efficacy of oral theophylline compared with placebo in people with stable chronic obstructive pulmonary disease (COPD). Systematic review of randomized-controlled trials comparing oral theophylline with placebo for a minimum of 7 days in people with stable COPD.
Diego Caccavo et al.
Molecular pharmaceutics, 12(2), 474-483 (2014-12-17)
In this work the behavior of hydrogel-based matrices, the most widespread systems for oral controlled release of pharmaceuticals, has been mathematically described. In addition, the calculations of the model have been validated against a rich set of experimental data obtained
Laura López-Cruz et al.
Behavioural brain research, 270, 213-222 (2014-05-27)
Caffeine and theophylline are methylxanthines that are broadly consumed, sometimes at high doses, and act as minor psychostimulants. Both are nonselective adenosine antagonists for A1 and A2A receptors, which are colocalized with dopamine D1 and D2 receptors in striatal areas.
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service