5-Iodocytosine

5-碘胞核嘧啶

Also known as: 4-Amino-2-hydroxy-5-iodopyrimidine, 4-Amino-5-iodo-2(1H)-pyrimidinone, 4-Amino-5-iodopyrimidin-2(1H)-one, 4-Amino-5-iodo-1H-pyrimidin-2-one, 6-Amino-5-iodopyrimidin-2(1H)-one, 6-Amino-5-iodo-1H-pyrimidin-2-one, 2(1H)-Pyrimidinone, 4-amino-5-iodo-, 2-pyrimidinol, 4-amino-5-iodo-, 4-Amino-2-hydroxy-5-iodo-1 beta-D-ribofuranosylpurimidine, 5-Iodocytosine, 5-iodo-cytosin, Cytosine, 5-iodo-, IODOCYTOSINE, MFCD00023162

5-Iodocytosine (CAS 1122-44-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H4IN3O and a molecular weight of 236.999 g/mol. It is also known as 4-Amino-2-hydroxy-5-iodopyrimidine, 4-Amino-5-iodo-2(1H)-pyrimidinone and 4-Amino-5-iodopyrimidin-2(1H)-one. Key properties include a boiling point of 480.2ºC at 760mmHg, a density of 2.7±0.1 g/cm3 and a flash point of 244.2ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1122-44-7
Jingsj CID
J-1311442-6
Molecular Formula
C4H4IN3O
Chinese Name
5-碘胞核嘧啶
Molecular Weight
236.999 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point480.2ºC at 760mmHg
Density2.7±0.1 g/cm3
Flash Point244.2ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 5-Iodocytosine?

The CAS number of 5-Iodocytosine is 1122-44-7.

What are the molecular formula and molecular weight of 5-Iodocytosine?

5-Iodocytosine has molecular formula C4H4IN3O and molecular weight 236.999 g/mol.

Is 5-Iodocytosine hazardous?

5-Iodocytosine has GHS signal word Warning.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "5-Iodocytosine (CAS 1122-44-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1311442-6 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.