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4-Hydroxyisophthalic acid

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Origin: China

Cas No: 636-46-4

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 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.:
636-46-4
Other Names:
4-Hydroxyisophthalic acid
MF:
C8H6O5
EINECS No.:
211-258-0
Type:
Pharmaceutical Intermediates, Syntheses Material Intermediates
Purity:
98%
Application:
API
Test Method:
HPLC Test
Other Country:
Shaanxi
Packaging&Delivery
Packaging Details
Packing:1kg/bad,25kgs/drum Two plasti-bags inside and Paper-drums or as customer's requirements
Port
Major ports in China
Lead Time:
Quantity(Grams) 1 - 10000 >10000
Est. Time(days) 1 To be negotiated

Property

CAS No.: 636-46-4 Formula: C8H6O5 Molecular Weight: 182.13000

Description

4-Hydroxyisophthalic acid has been proposed as an improvement over aspirin. An impurity of Acetylsalicylic acid.

Basic Info

Chemical Name	4-Hydroxyisophthalic acid
Synonyms	1,3-Benzenedicarboxylic acid, 4-hydroxy-; 4-hydroxybenzene-1,3-dicarboxylic acid;
CAS No.	636-46-4
Molecular Formula	C8H6O5
Molecular Weight	182.13000
PSA	94.83000
LogP	0.78860

Properties

Appearance & Physical State	White solid.
Density	1.612 g/cm3
Boiling Point	447.5ºC at 760 mmHg
Melting Point	>300ºC
Flash Point	238.6ºC
Stability	Stable under normal temperatures and pressures.
Storage Condition	Store in a cool, dry place. Keep container closed when not in use.

Safety Info

RTECS	NT2544000
Safety Statements	S26; S36/37/39; S36
HS Code	2918290000
Risk Statements	R36/37/38
Hazard Codes	Xi

Synthesis Route

4-Nitrobenzonitrile→4-hydroxybenzene-1,3-dicarbonitrile+4-Hydroxyisophthalic acid
4-Chloro-3-methylbenzoic acid→4-hydroxy-3-methylbenzoic acid+4-Hydroxyisophthalic acid
carbon dioxide+→4-Hydroxyisophthalic acid+salicylic acid

Precursor

sodium carbonate
4-Bromoisophthalic acid
4-Nitrobenzonitrile
4-phenylmethoxybenzene-1,3-dicarboxylic acid

Downstream Product

4-carboxy-2-methoxycarbonylphenolate
5-formyl-4-hydroxy-isophthalic acid
2-carboxy-4-methoxycarbonylphenolate
5-Formylsalicylic acid

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