Basic information
- Name:
Benzenesulfonic acid,4-(acetylamino)-2-amino-
- Superlist Name:
- 4-Acetamido-2-aminobenzenesulfonic acid
- CAS No.:
88-64-2
- Molecular Structure:
- Formula:
- C8H10N2O4S
- Molecular Weight:
- 230.24
- Synonyms:
- Benzenesulfonicacid, 4-acetamido-2-amino- (6CI,8CI);1-Acetylamino-3-aminobenzene-4-sulfonicacid;1-Amino-3-acetylaminobenzene-6-sulfonic acid;2-Amino-4-acetamidobenzenesulfonic acid;2-Amino-4-acetylaminobenzenesulfonicacid;3-Acetamido-6-sulfoaniline;3-Aminoacetanilide-4-sulfonic acid;3'-Amino-4'-sulfoacetanilide;4-(Acetylamino)-2-aminobenzenesulfonic acid;5-Acetamido-2-sulfoaniline;5-Acetylamino-2-sulfoaniline;5-Acetylaminoaniline-2-sulfonic acid;NSC 36986;
- EINECS:
- 201-847-0
- Density:
- 1.56 g/cm3
- Melting Point:
- 90-92 °C(lit.)
- Appearance:
- light grey-beige powder
- Hazard Symbols:
Xi,
C- Risk Codes:
- 36/37/38-34
- Safety Description:
- 26-36/37-45-36/37/39 Details
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Chemistry
IUPAC Name: 4-Acetamido-2-aminobenzenesulfonic acid
AS: 88-64-2
Formula: C8H10N2O4S
Molecular Weight: 230.24
Molecular Structure of 4-Acetamido-2-aminobenzenesulfonic acid (CAS NO.88-64-2):
Density: 1.56 g/cm3
Melting Point: 90-92 °C(lit.)
Appearance: light grey-beige powder
Index of Refraction: 1.648
Molar Refractivity: 53.74 cm3
Molar Volume: 147.5 cm3
Polarizability: 21.3×10-24cm3
Surface Tension: 79 dyne/cm
Water Solubility: 5163(mg/L) at 25°C
Product Categories: organic acids
Toxicity Data With Reference
| 1. | ivn-mus LD50:320 mg/kg | CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) NX#00379 . |
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
Poison by intravenous route. When heated to decomposition it emits toxic vapors of NOx and SOx.
Safety Information about 4-Acetamido-2-aminobenzenesulfonic acid (CAS NO.88-64-2):
Hazard Codes:
Xi:
C: 
Risk Statements 4-Acetamido-2-aminobenzenesulfonic acid (CAS NO.88-64-2):
R34: Causes burns.
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements 4-Acetamido-2-aminobenzenesulfonic acid (CAS NO.88-64-2):
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37: Wear suitable protective clothing and gloves.
S45: In case of accident or if you feel unwell, seek medical advice immediately (show label where possible).
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection.
WGK Germany: 3
RTECS: AE7050000
Specification
4-Acetamido-2-aminobenzenesulfonic acid with CAS number of 88-64-2 is also known as 2-Amino-4-acetamidobenzenesulfonicacid ; 3-amino-acetanilide-4-sulfonicaci ; 4-(acetylamino)-2-amino-benzenesulfonicaci ; 4-acetamido-2-amino-benzenesulfonicaci ; 5-Nitro-2-aminobenzotrifluoride ; A,A,A-trifluoro-4-nitro-o-toluidine ; 3-Amino acetanilide-4-sulfonic acid ; 4-Acetamido-2-amino benzene sulfonic acid . Harmful if inhaled. May cause respiratory tract irritation. Harmful if swallowed. May cause irritation of the digestive tract. Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid. Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. It shoud avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. Avoid ingestion and inhalation. Store in a cool, dry place. Store in a tightly closed container.
