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2-amino-4,5-dimethylbenzenesulfonic acid

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Origin: China

Cas No: 56375-83-8

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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CAS No.: 56375-83-8 Formula: C8H11NO3S Molecular Weight: 201.24300

Basic Info

Chemical Name	2-amino-4,5-dimethylbenzenesulfonic acid
Synonyms	3,4-DIMETHYLANILINE-6-SULFONIC ACID; 5-Amino-o-xylene-4-sulphonic acid; AC-362; EINECS 260-136-3; 2-amino-4,5-dimethylbenzene sulfonic acid; 5-Amino-o-xylol-sulfonsaeure-(4); 2-Amino-4,5-dimethylbenzolsulfonsaeure; Benzenesulfonic acid, 2-amino-4,5-dimethyl-;
CAS No.	56375-83-8
Molecular Formula	C8H11NO3S
Molecular Weight	201.24300
PSA	88.77000
LogP	2.79430

Properties

Appearance & Physical State	white to yellowish powder
Density	1.368 g/cm3
Boiling Point	262-264 °C(lit.)
Melting Point	80-82 °C(lit.)
Flash Point	262-264°C
Refractive Index	1.595

Safety Info

Hazard Class	6.1
Safety Statements	S26; S36
HS Code	2921430090
WGK Germany	3
Packing Group	III
RIDADR	2811
Risk Statements	R36/37/38
Hazard Codes	Xi

Synthesis Route

3,4-dimethylaniline→2-amino-4,5-dimethylbenzenesulfonic acid
1,3-bis(3,4-dimethylphenyl)urea→2-amino-4,5-dimethylbenzenesulfonic acid
3,4-dimethylaniline→5-amino-2,3-dimethylbenzenesulfonic acid+2-amino-4,5-dimethylbenzenesulfonic acid

Precursor

3,4,3',4'-tetramethyldianilinium sulfate
1,3-bis(3,4-dimethylphenyl)urea
4,5-dimethyl-2-nitro-benzenesulfonic acid
3,4-dimethylaniline

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