CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Azaserine appears as pale yellow to green crystals. Used as an antifungal agent. |
|---|---|
| Color/Form | ORTHORHOMBIC, PALE YELLOW TO GREEN CRYSTALS FROM 90% ETHANOL. |
| Melting Point | About 157 deg |
| Solubility | SLIGHTLY SOL IN METHANOL, ABSOLUTE ETHANOL ACETONE; SOL IN WARM AQ SOLN OF METHANOL, ABSOLUTE ETHANOL ACETONE |
| Vapor Pressure | 1.53X10-10 mmHg at 25 °C. |
| Henry's Law Constant | Henry's Law constant: 2.56X10-16 atm-cu m/mole at 25 °C (est, SRC) |
| Stability/Shelf Life | AQ SOLN ARE MOST STABLE @ PH 8 |
| Optical Rotation | SPECIFIC OPTICAL ROTATION: -0.5 DEG @ 27.5 °C/D (WATER @ PH 5.18, 8.46%) MAX ABSORPTION (WATER @ PH 7): 250.5 NM (E= 1140, /FOR/ 1% /SOLUTION/, 1 CM /PATH/); (0.1 N SODIUM HYDROXIDE): 252 NM (E= 1230, 1%, 1 CM) |
| Decomposition | DECOMP 146-162 °C |
| Dissociation Constants | PKA 8.55 |
| Chemical Classes | Biological Agents -> Bacterial Toxins |
SAFETY INFORMATION
| Signal word | Danger |
|---|---|
| Pictogram(s) |
 Skull and Crossbones Acute Toxicity GHS06  Health Hazard GHS08 |
| GHS Hazard Statements |
H301:Acute toxicity,oral H351:Carcinogenicity |
| Precautionary Statement Codes |
P201:Obtain special instructions before use. |
COMPUTED DESCRIPTORS
| Molecular Weight | 173.13 g/mol |
|---|---|
| XLogP3 | -3.2 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 6 |
| Rotatable Bond Count | 5 |
| Exact Mass | 173.04365571 g/mol |
| Monoisotopic Mass | 173.04365571 g/mol |
| Topological Polar Surface Area | 91.6 Ų |
| Heavy Atom Count | 12 |
| Formal Charge | 0 |
| Complexity | 233 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 1 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 1 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
Azaserine appears as pale yellow to green crystals. Used as an antifungal agent.