Basic information
- Name:
Pyridazine,3,6-dibromo-
- Superlist Name:
- 3,6-Dibromopyridazide
- CAS No.:
17973-86-3
- Molecular Structure:
- Formula:
- C4H2Br2N2
- Molecular Weight:
- 237.88
- Synonyms:
- 3,6-Dibromopyridazine;NSC 66366;
- Density:
- 2.197 g/cm3
- Melting Point:
- 116 °C
- Boiling Point:
- 327.491 °C at 760 mmHg
- Flash Point:
- 151.862 °C
- Hazard Symbols:
Xn- Risk Codes:
- 36/37/38-20/21/22
- Safety Description:
- 26-36/37/39-22 Details
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Chemistry
Molecular Formula: C4H2Br2N2 
Molecular Weight: 237.88
Flash Point: 151.9 °C
Freezing/Melting Point: 114-117 °C
Boiling Point: 327.5 °C at 760 mmHg
Index of Refraction: 1.615
Density of 3,6-Dibromopyridazide (17973-86-3): 2.197 g/cm3
Vapour Pressure: 0.000384 mmHg at 25°C
Physical State: Solid
Color of 3,6-Dibromopyridazide (17973-86-3): off-white
Molecular Weight: 237.88
Flash Point: 151.9 °C
Freezing/Melting Point: 114-117 °C
Boiling Point: 327.5 °C at 760 mmHg
Index of Refraction: 1.615
Density of 3,6-Dibromopyridazide (17973-86-3): 2.197 g/cm3
Vapour Pressure: 0.000384 mmHg at 25°C
Physical State: Solid
Color of 3,6-Dibromopyridazide (17973-86-3): off-white
Toxicity Data With Reference
LD50/LC50: Not available.
Carcinogenicity: 3,6-Dibromopyridazide (17973-86-3) - Not listed by ACGIH, IARC, or NTP.
Carcinogenicity: 3,6-Dibromopyridazide (17973-86-3) - Not listed by ACGIH, IARC, or NTP.
Safety Profile
Hazard Symbols: XN (Harmful)
Risk Phrases: 20/21/22 36/37/38 (Harmful by inhalation, in contact with skin and if swallowed; Irritating to eyes, respiratory system and skin.)
Safety Phrases: S6-22-26-36/37/39 (Keep under nitrogen; Do not breathe dust; In case of contact with eyes, rinse immediately with plenty of water and seek medical advice; Wear suitable protective clothing, gloves and eye/face protection.)
Hazard Class: 6.1
UN Number: 2811
Packing Group: III
Risk Phrases: 20/21/22 36/37/38 (Harmful by inhalation, in contact with skin and if swallowed; Irritating to eyes, respiratory system and skin.)
Safety Phrases: S6-22-26-36/37/39 (Keep under nitrogen; Do not breathe dust; In case of contact with eyes, rinse immediately with plenty of water and seek medical advice; Wear suitable protective clothing, gloves and eye/face protection.)
Hazard Class: 6.1
UN Number: 2811
Packing Group: III
Specification
Storage of 3,6-Dibromopyridazide (17973-86-3): Store protected from moisture. Store in a tightly closed container. Store under an inert atmosphere. Store in a cool, dry place.
