5-Bromothiophene-2-sulfonamide

Combi-Blocks, Inc.

Revision date : 2026-03-06

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GHS07
Health risk rating 3
Safety risk rating 1
Environmental risk rating 1

General Information

Revision date

2026-03-06

Product name

5-Bromothiophene-2-sulfonamide

CAS No.

53595-65-6

supplier name

Combi-Blocks, Inc.

Emergency telephone

1-858-635-8950, 1-800-535-5053, 1-352-323-3500

Icons in SDS

GHS07 M004 M009 M010 M011

Company Information

company name

Combi-Blocks, Inc.

e-mail address of the competent person responsible for the Safety Data Sheet

sales@combi-blocks.com

GHS Information

Signal word

Warning

Hazard Codes

Hazard statements (CLP)

H302, H315, H319, H335

Hazard statements

Code

Statements

H302

Harmful if swallowed

Section 2

SECTION 2: Hazards identification

Classification of the substance or mixture FLAMMABLE LIQUIDS - Category 3 ACUTE TOXICITY (dermal) - Category 5 ACUTE TOXICITY (inhalation) - Category 4 SKIN IRRITATION - Category 2 EYE IRRITATION - Category 2A SKIN SENSITIZATION - Category 1 CARCINOGENICITY - Category 2 AQUATIC HAZARD (ACUTE) - Category 3 AQUATIC HAZARD (LONG-TERM) - Category 3 Target organs Contains material which causes damage to the following organs: brain Contains material which may cause damage to the following organs: blood, kidneys, lungs, the nervous system, liver, upper respiratory tract, immune system, skin, central nervous system (CNS), ears, eye, lens or cornea Percentage of the mixture consisting of ingredient(s) of unknown acute dermal toxicity: 59.7%

Ingredient(s) with unknown acute toxicity

toxicity: 50.6% Percentage of the mixture consisting of ingredient(s) of unknown hazards to the aquatic environment: 59.7%

Signal word

Warning

Hazard statements

Flammable liquid and vapor. May be harmful in contact with skin. Causes skin irritation. May cause an allergic skin reaction. Causes serious eye irritation. Harmful if inhaled. Suspected of causing cancer. Harmful to aquatic life with long lasting effects.

Prevention

Do not handle until all safety precautions have been read and understood. Wear protective gloves, protective clothing and eye or face protection. Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. Avoid release to the environment. Avoid breathing vapor. Wash thoroughly after handling.

Response

IF exposed or concerned Get medical advice or attention. IF INHALED Call a POISON CENTER or doctor if you feel unwell. IF ON SKIN: Call a POISON CENTER or doctor if you feel unwell. Wash with plenty of water. If skin irritation or rash occurs: Get medical advice or attention. Take off contaminated clothing and wash it before reuse. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice or attention.

Storage

Not applicable.

Disposal

Dispose of contents and container in accordance with all local, regional, national and international regulations.

Other hazards which do not result in classification

Prolonged or repeated contact may dry skin and cause irritation. Contains a substance that may emit formaldehyde if stored beyond its shelf life and/or during cure at curing temperatures greater than 60C ( 140F).

2.1 Classification of the substance or mixture

FLAMMABLE LIQUIDS - Category 3 substance or mixture ACUTE TOXICITY (dermal) - Category 5 ACUTE TOXICITY (inhalation) - Category 4 SKIN IRRITATION - Category 2 EYE IRRITATION - Category 2A SKIN SENSITIZATION - Category 1 CARCINOGENICITY - Category 2 AQUATIC HAZARD (ACUTE) - Category 3 AQUATIC HAZARD (LONG-TERM) - Category 3 Target organs : Contains material which causes damage to the following organs: brain. Contains material which may cause damage to the following organs: blood, kidneys, lungs, the nervous system, liver, upper respiratory tract, immune system, skin, central nervous system (CNS), ears, eye, lens or cornea. Section 2. Hazards identification Percentage of the mixture consisting of ingredient(s) of unknown acute dermal toxicity: 59.7% Percentage of the mixture consisting of ingredient(s) of unknown acute inhalation toxicity: 50.6% Percentage of the mixture consisting of ingredient(s) of unknown hazards to the aquatic environment: 59.7%

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