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Tiglic Anhydride

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Origin: China

Cas No: 14316-68-8

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

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CAS No.: 14316-68-8 Formula: C10H14O3 Molecular Weight: 182.21600

Basic Info

Chemical Name	Tiglic Anhydride
Synonyms	(E)-2-Methyl-2-butenoic Anhydride; 2-Methylcrotonic Anhydride; TIGLIC ANHYDRIDE;
CAS No.	14316-68-8
Molecular Formula	C10H14O3
Molecular Weight	182.21600
PSA	43.37000
LogP	1.98860

Properties

Density	1.03
Boiling Point	278.546ºC at 760 mmHg
Flash Point	119.788ºC
Refractive Index	1.464
Vapor Pressure	0.004mmHg at 25°C

Safety Info

HS Code	2916190090

Synthesis Route

TIGLOYL CHLORIDE+METHYLENECYCLOHEXANE→Tiglic Anhydride+3-methyl-6-(1-methylallyl)-α-pyrone
angelic acid+7H-6,9a-Methano-4H-cyclopenta[9,10]cyclopropa[5,6]cyclodeca[1,2-d]-1,3-dioxin-13-one, 6,6a,7a,8,9,12,12a,12b-octahydro-12,12a-dihydroxy-2,2,7,7,9,11-hexamethyl-, (6R,6aR,7aR,9R,9aS,12S,12aR,12bR)-→Angelic Anhydride+Tiglic Anhydride
TIGLOYL CHLORIDE+METHYLENECYCLOHEXANE→Tiglic Anhydride+3-methyl-6-(1-methylallyl)-α-pyrone

Precursor

angelic acid
tiglic acid
7H-6,9a-Methano-4H-cyclopenta[9,10]cyclopropa[5,6]cyclodeca[1,2-d]-1,3-dioxin-13-one, 6,6a,7a,8,9,12,12a,12b-octahydro-12,12a-dihydroxy-2,2,7,7,9,11-hexamethyl-, (6R,6aR,7aR,9R,9aS,12S,12aR,12bR)-
METHYLENECYCLOHEXANE

Downstream Product

7-[(E)-3-(5,5-dimethyl-4-oxofuran-2-yl)but-2-enoxy]chromen-2-one

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