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| CAS No.: | 156-81-0 |
|---|---|
| Name: | 2,4-Diaminopyrimidine |
| Article Data: | 24 |
| Molecular Structure: | |
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|
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| Formula: | C4H6N4 |
| Molecular Weight: | 110.118 |
| Synonyms: | Pyrimidine,2,4-diamino- (6CI,7CI,8CI);NSC 30856; |
| EINECS: | 205-862-3 |
| Density: | 1.368 g/cm3 |
| Melting Point: | 143-147 °C(lit.) |
| Boiling Point: | 401.7 °C at 760 mmHg |
| Flash Point: | 225.6 °C |
| Solubility: | 840 g/L (25 °C) in water |
| Appearance: | light orange crystalline powder |
| Hazard Symbols: |
 Xi
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| Risk Codes: | 36/37/38 |
| Safety: | 26-37/39 |
| PSA: | 77.82000 |
| LogP: | 0.80340 |
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Chemistry
Chemical Name: 2,4-Diaminopyrimidine
IUPAC NAME: 2,4-Dibromobenzoic acid
CAS No.: 156-81-0
EINECS: 205-862-3
Molecular Formula: C4H6N4
Molecular Weight: 110.12 g/mol
Melting Point: 143-147 °C(lit.)
Density: 1.368 g/cm3
Flash Point: 225.6 °C
Boiling Point: 401.7 °C at 760 mmHg
Storage temp.: Refrigerator (+4°C)
Water Solubility: 840 g/L (25 ºC)
Following is the structure of 2,4-Diaminopyrimidine (156-81-0):
Product Categories about 2,4-Diaminopyrimidine (156-81-0) are Pyrimidine ; APIs & Intermediate ; Building Blocks ; Heterocyclic Building Blocks ; Pyrimidines
The chemical synonymous of 2,4-Diaminopyrimidine (156-81-0) are Pyrimidine,2,4-diamino- ; Pyrimidine-2,4-diamine ; 2,4-Diaminopyrimidine ; 2,4-Pyrimidinediamine ; 2,6-Diaminopyrimidine ; DAP ; 3-Morpholinosydnoneimine HCl
Safety Profile
Hazard Codes:
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Risk Statements about 2,4-Diaminopyrimidine (156-81-0):
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements about 2,4-Diaminopyrimidine (156-81-0):
S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S37/39: Wear suitable gloves and eye/face protection.
Specification
1. Storage: Keep refrigerated. (Store below 4°C/39°F.) Store in a tightly closed container. Store in a dry area. Dark room.
2. Handling: Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
3. Personal Protection: Eyes: Wear chemical splash goggles.Skin: Wear appropriate protective gloves to prevent skin exposure.Clothing: Wear appropriate protective clothing to prevent skin exposure.Respirators: Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.
4. Fire Fighting: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Dusts at sufficient concentrations can form explosive mixtures with air.Extinguishing Media: Use water spray, dry chemical, carbon dioxide, or chemical foam.