Key Documents

View All Documentation

PHR1999

Caffeine Impurity C

Name: Caffeine Impurity C
Brand: SIAL

Pharmaceutical Secondary Standard; Certified Reference Material

Synonym(s):

1,3,9-Trimethylxanthine, 1,3,9-TRIMETHYL-3,9-DIHYDRO -1H-PURINE-2,6-DIONE, 2,6-Dihydroxy-1,3,9-trimethylpurine, Isocaffeine

Select a Size

Change View

About This Item

Empirical Formula (Hill Notation):

C₈H₁₀N₄O₂

CAS Number:

519-32-4

Molecular Weight:

194.19

NACRES:

NA.24

UNSPSC Code:

41106305

Beilstein/REAXYS Number:

196140

MDL number:

MFCD00022834

Technical Service

Need help? Our team of experienced scientists is here for you.

Let Us Assist

Properties

Quality Level

300

grade

certified reference material, pharmaceutical secondary standard

API family

caffeine

CofA

current certificate can be downloaded

packaging

pkg of 50 mg

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-30°C

SMILES string

CN1C(=O)N(C)c2c(ncn2C)C1=O

InChI

1S/C8H10N4O2/c1-10-4-9-5-6(10)11(2)8(14)12(3)7(5)13/h4H,1-3H3

InChI key

LPHGQDQBBGAPDZ-UHFFFAOYSA-N

Description

General description

Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards

Application

These Secondary Standards are qualified as Certified Reference Materials. These are suitable for use in several analytical applications including but not limited to pharma release testing, pharma method development for qualitative and quantitative analyses, food and beverage quality control testing, and other calibration requirements.

Biochem/physiol Actions

1,3,9-Trimethylxanthine is an adenosine receptor antagonist.

Analysis Note

These secondary standards offer multi-traceability to the USP and EP primary standards, where they are available.

Other Notes

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis.

To see an example of a Certificate of Analysis for this material enter LRAB4747 in the Documents slot below. This is an example certificate only and may not be the lot that you receive.

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c