7-METHYLGUANINE
Synonym(s):2-Amino-6-hydroxy-7-methylpurine;Epiguanine
- CAS NO.：578-76-7
- Empirical Formula: C6H7N5O
- Molecular Weight: 165.15
- MDL number: MFCD00038003
- EINECS: 209-431-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2023-05-18 11:31:19
What is 7-METHYLGUANINE?
The Uses of 7-METHYLGUANINE
Has binding affinity to guanine deaminase, an important metalloenzyme in purine catabolism. Found in urine of patients with malignant cancer.
Definition
ChEBI: A 7-methylguanine that is 1,7-dihydro-6H-purin-6-one substituted by an amino group at position 2 and a methyl group at position 7.
Purification Methods
Crystallise it from water. UV: at 280nm (pH 2.1). The picrate has m 267o (270-272o dec, also reported). [Beilstein 26 H
Properties of 7-METHYLGUANINE
| Melting point: | 370°C |
| Boiling point: | 292.98°C (rough estimate) |
| Density | 1.3629 (rough estimate) |
| refractive index | 1.8500 (estimate) |
| storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
| solubility | Aqueous Base (Slightly) |
| form | Solid |
| pka | 9.78±0.20(Predicted) |
| color | Light Brown to Brown |
| BRN | 174245 |
Safety information for 7-METHYLGUANINE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P330:Rinse mouth. P362:Take off contaminated clothing and wash before reuse. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352:IF ON SKIN: wash with plenty of soap and water. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P332+P313:IF SKIN irritation occurs: Get medical advice/attention. P337+P313:IF eye irritation persists: Get medical advice/attention. P405:Store locked up. P403+P233:Store in a well-ventilated place. Keep container tightly closed. P501:Dispose of contents/container to..… |
Computed Descriptors for 7-METHYLGUANINE
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