2,5-Diaminotoluene sulfate CAS 615-50-9

615-50-9 – Names and Identifiers

Name	2,5-Diaminotoluene sulfate
Synonyms	C.I. 76043 C.I. Oxidation Base 4 P-TOLYLENEDIAMINE SULFATE p-tolylenediaminesulphate 2,5-Toluenediamine sulfate P-TOLUYLENEDIAMINE SULFATE 2,5-Diaminotoluene sulfate 2,5-Diaminotoluene sulphate TOLUENE-2,5-DIAMINE SULFATE toluene-2,5-diaminesulphate 2,5-DIAMINO TOLUENE SULFATE TOLYLENE-2,5-DIAMINE SULFATE toluylene-2,5-diaminesulphate 2-Methyl-1,4-benzenediamine sulfate 2-methyl-p-phenylenediamine sulphate 2-Methyl-1,4-phenylenediamine sulphate 1,4-Benzenediamine, 2-methyl-, sulfate
CAS	615-50-9 6369-59-1
EINECS	210-431-8
InChI	InChI=1/C7H10N2.H2O4S/c;1-5(2,3)4/h2-4H,8-9H2,1H3;(H2,1,2,3,4)

615-50-9 – Physico-chemical Properties

Molecular Formula	C7H12N2O4S
Molar Mass	220.24
Density	1366[at 20℃]
Melting Point	>300°C(lit.)
Boling Point	273.7°C at 760 mmHg
Flash Point	140.6°C
Water Solubility	soluble
Solubility	9.6g/l
Vapor Presure	0Pa at 25℃
Appearance	powder to crystal
Color	White to Light yellow to Light red
BRN	3755478
pKa	6.39[at 20 ℃]
PH	1.8 (9.6g/l, H2O, 20℃)
Storage Condition	2-8°C
Physical and Chemical Properties	Melting point 300°C water-soluble soluble
Use	For hair dyes and organic intermediates

615-50-9 – Risk and Safety

Risk Codes	R20/21 – Harmful by inhalation and in contact with skin. R25 – Toxic if swallowed R43 – May cause sensitization by skin contact R51/53 – Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Description	S24 – Avoid contact with skin. S37 – Wear suitable gloves. S45 – In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S61 – Avoid release to the environment. Refer to special instructions / safety data sheets.
UN IDs	UN 2811 6.1/PG 3
WGK Germany	3
RTECS	XT0525000
TSCA	Yes
HS Code	29215119
Hazard Class	6.1
Packing Group	II

615-50-9 – Reference Information

LogP	0.74 at 20℃
use	for hair dye and organic intermediates
category	toxic substances
toxicity classification	highly toxic
acute toxicity	oral-rat LD50: 98 mg/kg
flammability hazard characteristics	open flame is combustible; heating emits toxic nitrogen oxide gas
storage and transportation characteristics	warehouse ventilation and low temperature drying; separate from food raw materials storage and transportation
fire extinguishing agent	water, carbon dioxide, sand, foam

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