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| CAS No.: | 553-53-7 |
|---|---|
| Name: | NICOTINIC ACID HYDRAZIDE |
| Molecular Structure: | |
|
|
|
| Formula: | C6H7 N3 O |
| Molecular Weight: | 137.141 |
| Synonyms: | Nicotinicacid, hydrazide (6CI,7CI,8CI); (3-Pyridylcarbonyl)hydrazine;3-Pyridinecarbohydrazide; 3-Pyridinecarboxylic hydrazide; 3-Pyridoylhydrazine;INHd 37; N-Aminopyridine-3-carboxamide; NSC 18775; NSC 36088; NSC 41703;Niazid; Nicotinic hydrazide; Nicotinohydrazide; Nicotinoyl hydrazide;Nicotinoylhydrazine; Nicotinyl hydrazide; Nicotinylhydrazine |
| EINECS: | 209-041-0 |
| Density: | 1.244g/cm3 |
| Melting Point: | 159-161°C(lit.) |
| Boiling Point: | °Cat760mmHg |
| Flash Point: | °C |
| Solubility: | Soluble in alcohol, water. |
| Appearance: | WHITE TO OFF-WHITE FINE NEEDLE-LIKE CRYST. POWDER |
| Hazard Symbols: |
 Xn
|
| Risk Codes: | R40; |
| Safety: | Poison by intravenous and parenteral routes. Questionable carcinogen with experimental carcinogenic data. When heated to decomposition it emits toxic fumes of NOx. |
| PSA: | 68.01000 |
| LogP: | 0.77630 |
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Chemistry
MF: C6H7N3O
MW: 137.14
EINECS: 209-041-0
Density: 1.244 g/cm3
Index of Refraction: 1.583
Melting Point: 159-161 °C(lit.)
IUPAC Name: Pyridine-3-carbohydrazide
Appearance: white to off-white fine needle-like cryst. powder
Product Categories: Amide ; Heterocyclic Compounds
Synonyms: (3-Pyridylcarbonyl)hydrazine ; 3-Pyridinecarboxylic acid, hydrazide ; 3-Pyridinecarboxylic hydrazide ; 3-Pyridinecarboxylicacid,hydrazide ; 3-Pyridoyl Hydrazine ; 3-Pyridoylhydrazine ; 3-Pyridylcarbonylhydrazine ; Hydrazine, nicotinoyl-
Following is the molecular structure of Nicotinic acid, hydrazide (553-53-7):
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Toxicity Data With Reference
| 1. | ivn-mus LD50:180 mg/kg | CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) NX#04178 . | ||
| 2. | par-mus LDLo:100 mg/kg | CBCCT* “Summary Tables of Biological Tests“ National Research Council Chemical-Biological Coordination Center. 7 (1955),691. |
Safety Profile
Poison by intravenous and parenteral routes. Questionable carcinogen with experimental carcinogenic data. When heated to decomposition it emits toxic fumes of NOx
Safety Information of Nicotinic acid, hydrazide (553-53-7):
Hazard Codes: Xi
Xi: Irritant.gif){kind=small}
Risk Statements: 36/37/38
36/37/38: Irritating to eyes, respiratory system and skin
Safety Statements: 22-26-36/37/39
22: Do not breathe dust
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36/37/39: Wear suitable protective clothing, gloves and eye/face protection
RIDADR: UN2811
WGK Germany: 3
RTECS: QT1750000
HazardClass: 6.1
PackingGroup: III
Analytical Methods
AnalyticalMethods of Nicotinic acid, hydrazide (553-53-7): HPLC,NMR