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exo-3,6-Methylene-1,2,3,6-tetrahydrophthalic anhydride

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Origin: China

Cas No: 2746-19-2

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

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

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Products Specification
Product Description

Quick Details
CAS No.:
2746-19-2
Other Names:
2746-19-2
MF:
C9H8O3
EINECS No.:
220-384-5
Place of Origin:
Shandong, China
Type:
Agrochemical Intermediates, Dyestuff Intermediates, Flavor & Fragrance Intermediates, Pharmaceutical Intermediates, Syntheses Material Intermediates
Purity:
≥99%
Brand Name:
Finerchem
Model Number:
2746-19-2
Application:
Lurasidone intermediate
Appearance:
White powder
Molecular Weight:
164.16
Assay:
≥99%
Product name:
cis-5-Norbornene-exo-2,3-dicarboxylic anhydride
Packaging&Delivery
Packaging Details
Aluminum foil bag for within 10kg
Fiber drum for 10kg and more
Port
SHANGHAI, BEIJING, QINGDAO, SHENZHEN
Lead Time:
Quantity(Kilograms) 1 - 10 >10
Est. Time(days) 2 To be negotiated

Property

CAS No.: 2746-19-2 Formula: C9H8O3 Molecular Weight: 164.15800

Basic Info

Chemical Name	exo-3,6-Methylene-1,2,3,6-tetrahydrophthalic anhydride
Synonyms	norborn-5-ene-2exo,3exo-dicarboxylicacidanhydride; Bicyclo[2.2.1]hept-5-ene-exo-2,3-dicarboxylic Anhydride; CIS-5-NORBORNENE-EXO-2,3-DICARBOXYLIC AN; endo-5-norbornen-2,3-dicarboxylic acid anhydride; cis-5-Norbornene-exo-2,3-dicarboxylic Anhydride; (3aR,4R,7S,7aS)-rel-3a,4,7,7a-Tetrahydro-4,7-methanoisobenzofuran-1,3-dione; exo-cis-5-Norbornene-2,3-dicarboxylic anhydride; cis-5-Norbornene-endo-2,3-dicarboxylic anhydride; di-exo-bicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic anhydride; Exo-5-norbornene-2,3-dicarboxylic anhydride; 5-Norbornene-2,3-dicarboxylic anhydride,cis-exo; cis-Norbornene-exo-2,3-dicarboxylic Anhydride;
CAS No.	2746-19-2
Molecular Formula	C9H8O3
Molecular Weight	164.15800
PSA	43.37000
LogP	0.50810

Properties

Appearance & Physical State	Off-white to tan solid
Density	1.405g/cm3
Boiling Point	331.1ºC at 760mmHg
Melting Point	140-145ºC(lit.)
Flash Point	163.8ºC
Refractive Index	1.583
Storage Condition	Refrigerator, Under Inert Atmosphere
Vapor Pressure	0.00016mmHg at 25°C

Safety Info

Safety Statements	S26; S36
HS Code	2932999099
Risk Statements	R37/38; R41
Hazard Codes	Xi
Symbol	GHS05, GHS08
Hazard Declaration	H317; H318; H334
Signal Word	Danger
Caution Statement	P261; P280; P305 + P351 + P338; P342 + P311

Synthesis Route

fumaric acid+Cis-5-Norbornene-Endo-2,3-Dicarboxylic→maleic anhydride+exo-3,6-Methylene-1,2,3,6-tetrahydrophthalic anhydride
hepta-1,6-dien-3-yl 2,2,2-trichloroacetate+maleic anhydride→exo-3,6-Methylene-1,2,3,6-tetrahydrophthalic anhydride
Cis-5-Norbornene-Endo-2,3-Dicarboxylic→Cis-5-Norbornene-Endo-2,3-Dicarboxylic+exo-3,6-Methylene-1,2,3,6-tetrahydrophthalic anhydride

Precursor

Cis-5-Norbornene-Endo-2,3-Dicarboxylic
cyclopentadiene
hepta-1,6-dien-3-yl 2,2,2-trichloroacetate
(+/-)-hepta-1,6-dien-3-ol

Downstream Product

Cis,Cis,Cis-1,2,3,4-Cyclopentanetetracarboxylic Acid
Methyl (1S,2R,3S,4R)-3-[(4-fluorobenzyl)amino]bicyclo[2.2.1]hepta ne-2-carboxylate
5-Norbornene-2-exo,3-exo-dimethanol
Tandospirone

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