Skip to Content
Merck
CN

Key Documents

View All Documentation

I2127

Isocytosine

≥99%

Synonym(s):

2-Amino-4-hydroxypyrimidine, 2-Aminouracil

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Empirical Formula (Hill Notation):
C4H5N3O
CAS Number:
108-53-2
Molecular Weight:
111.10
UNSPSC Code:
41106305
PubChem Substance ID:
24895959
EC Number:
203-592-0
MDL number:
MFCD00057557
Assay:
≥99%
Biological source:
synthetic (organic)
Form:
powder
Solubility:
acetic acid: 50 mg/mL, clear, colorless
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

biological source

synthetic (organic)

assay

≥99%

form

powder

solubility

acetic acid: 50 mg/mL, clear, colorless

SMILES string

NC1=NC=CC(=O)N1

InChI

1S/C4H5N3O/c5-4-6-2-1-3(8)7-4/h1-2H,(H3,5,6,7,8)

InChI key

XQCZBXHVTFVIFE-UHFFFAOYSA-N

Application

Isocytosine (2-aminouracil) is an isomer of cytosine used in physical chemical studies involving metal complex binding, hydrogen-bonding, and tautomerism and proton transfer effects in nucleobases.

pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H302,H319

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

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

Visit the Document Library