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Orange IV

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Origin: China

Cas No: 554-73-4

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

Property

CAS No.: 554-73-4 Formula: C18H14N3NaO3S Molecular Weight: 375.37700

Description

Acid orange 5 is a compound with formula Na(C6H5NHC6H4N=NC6H4SO3). It is an azo dye. It is also used as a pH indicator; it is red in pH under 1.4, orange-yellow in pH over 3.2.

Basic Info

Chemical Name	Orange IV
Synonyms	TROPAEOLIN; trapaeolin OO; TROPEOLINOO; TROPAEOLIN O; tropaeolin OO; S NO 179; Orange N; TROPAELIN OO; metanil yellow;
CAS No.	554-73-4
Molecular Formula	C18H14N3NaO3S
Molecular Weight	375.37700
PSA	102.33000
LogP	5.90350

Properties

Appearance & Physical State	Orange-yellow scales or yellow powder
Stability	Stable. Incompatible with strong oxidizing agents.
Storage Condition	Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

Safety Info