Cytosine CAS 71-30-7

CAS NO: 71-30-7
Molecular Formula: C4H5N3O
Molecular Weight: 111.10
EINECS NO: 200-749-5
MDL NO: MFCD00006034
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Product Details

Product Description:

Product Name: Cytosine CAS NO: 71-30-7



Chemical & Physical Properties:

Appearance : White or off-white crystalline powder

Assay : ≥99.0%

Density: 0.48g/cm3

Melting point: 300℃

Boiling Point: 445.8℃ at 760 mmHg

Flash Point: 223.4℃

Refractive Index: 1.688

Vapor Pressure: 0.0mmHg at 25°C

PSA: 71.77000

LogP: -0.06670

Solubility: soluble in water. Soluble in methanol, ethanol, DMSO and other organic solvents;

Clear to very slightly hazy colorless to faint yellow solution at 50 mg/ml in 0.5 M HCL.

Category: Standards; Pharmaceutical/API Drug Impurities/Metabolites;

Safety Information:

HS Code: 2933591000

Safety Statements: S26-S36

WGK Germany: 1

Risk Statements: R36/37/38

Hazard Codes: Xi

RTECS: UW7350150

Storage:Stored in a cool and dry well-closed container. Keep away from moisture and strong light/heat.


1. Cytosine is an organic compound that belongs to the class known as pyrimidones;

2. 4-Amino-2(1H)-pyrimidinone is an important intermediate in fine chemical pesticides and medicine, especially in the field of medicine. It is mainly used in the synthesis of anti-aids drugs and anti-hepatitis b drugs lamivudine, anti-cancer drugs Gemcitabine, Enocitabine and 5-fluorouracil etc.

Our factory manufacture’s Cytosine CAS 71-30-7 , mature technology, stable output, quality assurance.

Inventory Status : In Stock.

We can provide 6-Aminopyrimidin-2(1h)-One COA (certificate of analysis), 4-amino-2-oxo-1,2-dihydropyrimidine MOA (Method of Analysis), 6-amino-1H-pyrimidin-2-one ROS (Route of synthesis), 4-amino-1,2-dihydropyrimidin-2-one MSDS (Material Safety Data Sheet) and other support for you !

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Products under patent are offered for R & D purpose only. However, the final responsibility lies exclusively with the buyer.

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