Hebei Nengqian Chemical Import and Export Co., LTD
Assessed Supplier Enterprise Certification
- Assessed
Supplier - 4th
years
Assessed Supplier Enterprise Certification
Product Certification&
Enterprise Certification
Country: 
China (Mainland)
Business Type:Trading Company
Tel: +86 18233902561
Mobile: +86 18233902561
Tel: +86 18233902561
Fax: 4001020630
URL: https://www.nengqianchemical.com/
Province/state: Hebei
City: Handan
Street: Congtai District, La Defense North
MaxCard:
Ms.AnnaCAS NO.6559-91-7
medical grade(1-50)Kilogrammedical grade(50-500)Kilogram
OEM Supply Superior Quality 99% Cytosine CAS 71-30-7
Basic Information:
Cytosine (C) is one of the four main bases found in DNA and RNA, along with adenine, guanine, and thymine (uracil in RNA).
Cytosine reagent is used in a wide variety of research applications, as an enzyme-substrate or precursor of effector molecules such as cytosine sugars.
| Product Name: | Cytosine |
| Synonyms: | 4-AMINO-2(1H)-PYRIMIDINONE;4-AMINO-2(1)-PYRIMIDONE;4-AMINO-2-PYRIMIDINOL;4-AMINO-2-OXO-1,2-DIHYDROPYRIMIDINE;4-AMINO-2-HYDROXYPYRIMIDINE;2-Oxy-4-amino pyrimidine;AURORA KA-682;CYTOSINE |
| CAS: | 71-30-7 |
| MF: | C4H5N3O |
| MW: | 111.1 |
| Molecular Formula | C21H20O8 |
| Molar Mass | 400.38 |
| Density | 1.446±0.06 g/cm3(Predicted) |
| Melting Point | 246-248°C |
| Boling Point | 626.5±55.0 °C(Predicted) |
| Specific Rotation(α) | -69.8 (CHCl3) |
| Flash Point | 211.8°C |
| Solubility | Soluble in chloroform, acetone, ethyl acetate and benzene, soluble in ethanol, ether, insoluble in water |
| Vapor Presure | 1.46E-14mmHg at 25°C |
| Appearance | Light yellow to yellow (Solid) |
| Color | White to Off-White |
| pKa | 9.94±0.40(Predicted) |
| Storage Condition | Inert atmosphere,Store in freezer, under -20°C |
| Refractive Index | 1.616 |
| MDL | MFCD00189421 |
| Physical and Chemical Properties | White crystalline powder, soluble in methanol, ethanol, DMSO and other organic solvents, derived from the seven peach, eight point Lotus, Chinese podophyllotoxin. |