- Package
- 1 kg
- Purity
- 98%
- Price
- Request review
- Availability
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- Delivery
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CAS Number: 71-30-7
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CAS Number
71-30-7
PubChem CID
597
Molecular Formula
C4H5N3O
Molecular Weight
111.1 g/mol
Exact Mass
111.043262
InChIKey
OPTASPLRGRRNAP-UHFFFAOYSA-N
IUPAC Name
6-amino-1H-pyrimidin-2-one
SMILES String
C1=C(NC(=O)N=C1)N
Melting Point
3.0 °C
Vapor Pressure
Estimated value, unit not specified
Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.
Structural features
Cytosine (CAS 71-30-7) is listed in the Pharmaceutical Intermediates portfolio, with molecular formula C4H5N3O and molecular weight 111. 10 g/mol.
Sourcing context
Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.
Research use context
Intended for research-stage medicinal chemistry and intermediate synthesis workflows; structure-derived tags include nitrogen-containing heterocycle.
Documentation needs
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Preliminary Safety Reference
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Safety Reference / SDS RequestCatalog navigation
Other public CAS pages in this catalog. These links support navigation across additional intermediates and do not imply equivalence, availability, or shared use.
Cytosine is identified by CAS 71-30-7, with molecular formula C4H5N3O, molecular weight 111.1, InChIKey OPTASPLRGRRNAP-UHFFFAOYSA-N.
Yes. Submit an RFQ and specify COA requirements. Lot-specific COA depends on supplier confirmation.
Yes. Supplier SDS can be requested through the RFQ workflow before handling, storage, shipment, or procurement decisions.
Availability, pack size, lead time, and pricing are confirmed through RFQ.
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