CAS No.73080-51-0,Repirinast Suppliers

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Basic Information

Molecular Structure:
CAS No.:	73080-51-0
Name:	Repirinast

Formula:	C20H21 N O5
Molecular Weight:	355.39
Synonyms:	MY 5116;Repirinast; Romet
Density:	1.27g/cm³
Melting Point:	236-241°
Boiling Point:	581.3°C at 760 mmHg
Flash Point:	305.4°C
Solubility:	1.2mg/L(temperature not stated)
Safety:	Moderately toxic by intraperitoneal route. An experimental teratogen. Experimental reproductive effects. When heated to decomposition it emits toxic fumes of NO_x.
PSA:	89.37000
LogP:	3.45420

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Chemistry

Product Name: Repirinast (CAS NO.73080-51-0)

Molecular Formula: C₂₀H₂₁NO₅
Molecular Weight: 355.38g/mol
Mol File: 73080-51-0.mol
Boiling point: 581.3 °C at 760 mmHg
Flash Point: 305.4 °C
Density: 1.27 g/cm³
Surface Tension: 52.2 dyne/cm
Enthalpy of Vaporization: 86.93 kJ/mol
Vapour Pressure: 1.67E-13 mmHg at 25°C
XLogP3-AA:3.4
H-Bond Donor: 1
H-Bond Acceptor: 5

Uses

Repirinast (CAS NO.73080-51-0) is the precursor drug, the formation of active substance after oral administration hydrolysis, can inhibit the allergic reaction. It can be used for the treatment of bronchial asthma. It is based medicine.

Production

After the acid chloride compound into another, and 3 - methyl-n-butanol under stirring at 90-100 °C get Swiss imidacloprid Sterling.

Toxicity Data With Reference

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
dog	LD	oral	> 5gm/kg (5000mg/kg)		Iyakuhin Kenkyu. Study of Medical Supplies. Vol. 17, Pg. 577, 1986.
mouse	LD50	intraperitoneal	1435mg/kg (1435mg/kg)	GASTROINTESTINAL: PERITONITIS KIDNEY, URETER, AND BLADDER: OTHER CHANGES	Iyakuhin Kenkyu. Study of Medical Supplies. Vol. 17, Pg. 545, 1986.
mouse	LD50	oral	> 5gm/kg (5000mg/kg)	BEHAVIORAL: FOOD INTAKE (ANIMAL)	Iyakuhin Kenkyu. Study of Medical Supplies. Vol. 17, Pg. 545, 1986.
mouse	LD50	subcutaneous	> 5gm/kg (5000mg/kg)	BEHAVIORAL: FOOD INTAKE (ANIMAL) SKIN AND APPENDAGES (SKIN): "DERMATITIS, OTHER: AFTER SYSTEMIC EXPOSURE"	Iyakuhin Kenkyu. Study of Medical Supplies. Vol. 17, Pg. 545, 1986.
rabbit	LDLo	oral	> 5gm/kg (5000mg/kg)	LIVER: OTHER CHANGES BLOOD: CHANGES IN SPLEEN KIDNEY, URETER, AND BLADDER: CHANGES PRIMARILY IN GLOMERULI	Iyakuhin Kenkyu. Study of Medical Supplies. Vol. 17, Pg. 545, 1986.
rat	LD50	intraperitoneal	2783mg/kg (2783mg/kg)	GASTROINTESTINAL: PERITONITIS KIDNEY, URETER, AND BLADDER: OTHER CHANGES	Iyakuhin Kenkyu. Study of Medical Supplies. Vol. 17, Pg. 545, 1986.
rat	LD50	oral	> 5gm/kg (5000mg/kg)	BEHAVIORAL: FOOD INTAKE (ANIMAL)	Iyakuhin Kenkyu. Study of Medical Supplies. Vol. 17, Pg. 545, 1986.
rat	LD50	subcutaneous	> 5gm/kg (5000mg/kg)	BEHAVIORAL: FOOD INTAKE (ANIMAL) SKIN AND APPENDAGES (SKIN): "DERMATITIS, OTHER: AFTER SYSTEMIC EXPOSURE"	Iyakuhin Kenkyu. Study of Medical Supplies. Vol. 17, Pg. 545, 1986.

Safety Profile

Moderately toxic by intraperitoneal route. An experimental teratogen. Experimental reproductive effects. When heated to decomposition it emits toxic fumes of NO_x.

Specification

Repirinast ,its CAS NO. is 73080-51-0,the synonyms is 3-Methylbutyl 7,8-dimethyl-4,5-dioxo-6h-pyrano[5,6-c]quinoline-2-carboxylate ; 5,6-Dihydro-7.8-dimethyl-4.5-dioxo-4h-pyrano[3.2-c]quinoline-2-carboxylic acid 3-methylbutyl ester ; My-5116 ; Romet .