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tiglic acid

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начало: Китай

Кас Но: 80-59-1

Спецификация: 99%наименьший

минимальный объем заказа: 1 /kg

снабженческая способность: 100 mt/month

опережающий период: OEM 7 дней, пятно 3 дня

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CAS No.: 80-59-1 Formula: C5H8O2 Molecular Weight: 100.11600

Description

Tiglic acid is a monocarboxylic unsaturated organic acid. It is found in croton oil and in several other natural products. It was also isolated from the defensive secretion of certain beetles.

Basic Info

Chemical Name	tiglic acid
Synonyms	FEMA 3599; 2-Butenoic acid, 2-methyl-, (E)-; Cevadic acid; Tiglic acid; (E)-2-methyl-2-butenoic acid;
CAS No.	80-59-1
Molecular Formula	C5H8O2
Molecular Weight	100.11600
PSA	37.30000
LogP	1.03720

Properties

Appearance & Physical State	white to beige crystalline powder and chunks
Density	0.969
Boiling Point	198.4ºC
Melting Point	61-65ºC
Flash Point	95.9ºC
Refractive Index	1.45
Water Solubility	SOLUBLE IN HOT WATER
Storage Condition	Refrigerator (+4ºC)

Safety Info

RTECS	GQ5430000
Hazard Class	8
Safety Statements	S26; S36/37/39; S45; S24/25; S27
HS Code	29161980
Packing Group	III
WGK Germany	2
RIDADR	UN 3261 8/PG 2
Risk Statements	R36/37/38
Hazard Codes	Xi

Synthesis Route

2-hydroxy-2-methylbutyric acid→tiglic acid+angelic acid
2-Methyl-2-butenenitrile→tiglic acid+(2Z)-2-Methyl-2-butenenitrile
calysolin IV→tiglic acid+(S)-2-methylbutyric acid

GC Analysis

Column type	Active phase	Temperature (°C)	Retention Index (I)	Temperature Control Method
Capillary	DB-5	-	941.	temperature ramp
Capillary	DB-5	-	941.	temperature ramp
Capillary	OV-101	-	946.	temperature ramp
Capillary	ZB-Wax	-	1862.	temperature ramp
Capillary	DB-Wax	-	1867.	temperature ramp

Toxicity

Exposure Route	Type of Test	Species Observed	Dose/Duration	Toxic Effects
Administration onto the skin	Standard Draize test	Rodent - rabbit	500 mg/24H	-
Oral	LD50 - Lethal dose, 50 percent kill	Rodent - rat	>5 gm/kg	1.Details of toxic effects not reported other than lethal dose value
Administration onto the skin	LD50 - Lethal dose, 50 percent kill	Rodent - rabbit	>5 gm/kg	1.Details of toxic effects not reported other than lethal dose value