Name | Guanine |
Synonyms | Guanine 9H-Guanine C.I. 75170 Akos B019969 Guanine (8CI) 2-Amino-6-Purinol 2-Aminohypoxanthine C.I. Natural White 1 6-N-Hydroxyaminopurine 6-Hydroxy-2-Aminopurine 2-Amino-6-Hydroxypurine Valaciclovir EP Impurity A 2-AMino-6-hydroxy-1H-purine 2-Amino-1,9-Dihydro-Purin-6-One 2-Amino-3,7-Dihydro-6H-Purin-6-One 2-Amino-1,7-Dihydro-6H-Purin-6-One 6H-purin-6-one, 2-amino-3,7-dihydro- 6H-Purin-6-one, 2-amino-1,7-dihydro- (9CI) |
CAS | 73-40-5 |
EINECS | 200-799-8 |
InChI | InChI=1/C5H5N5O/c6-5-9-3-2(4(11)10-5)7-1-8-3/h1H,(H4,6,7,8,9,10,11) |
InChIKey | UYTPUPDQBNUYGX-UHFFFAOYSA-N |
Molecular Formula | C5H5N5O |
Molar Mass | 151.13 |
Density | 1.4456 (rough estimate) |
Melting Point | >300 °C (lit.) |
Boling Point | 273.11°C (rough estimate) |
Flash Point | 311.4°C |
Water Solubility | practically insoluble |
Solubility | Soluble in acid and alkali, slightly soluble in ethanol and ether, insoluble in water. |
Vapor Presure | 5.86E-14mmHg at 25°C |
Appearance | White or white-like crystalline powder |
Color | White to cream |
Odor | Odorless |
Merck | 14,4564 |
BRN | 9680 |
pKa | 9.92(at 40℃) |
Storage Condition | 2-8°C |
Stability | Stable. Incompatible with strong oxidizing agents. |
Refractive Index | 2.0000 (estimate) |
MDL | MFCD00071533 |
Physical and Chemical Properties | Five color needle crystal or no qualitative powder. Mp360 °c (decomposition). Soluble in acid and alkali, ethanol-soluble, ether, insoluble in water. |
Use | As an intermediate of antiviral drug acyclovir |
Hazard Symbols | Xi - Irritant |
Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S37/39 - Wear suitable gloves and eye/face protection |
WGK Germany | 3 |
RTECS | MF8260000 |
TSCA | Yes |
HS Code | 29335990 |
Hazard Note | Irritant |
Raw Materials | 6-Hydroxy-2,4,5-triaminopyrimidine sulfatehydrate |
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