Note: Ingredients listed on restricted chemical lists
EC/CAS
223-459-0/3902-71-4
Name of the chemical
Furocoumarines (e. g. trioxysalen (INN), 8-methoxypsoralen, 5-methoxypsoralen) except for normal content in natural essences used. In sun protection and in bronzing products, furocoumarines shall be below 1 mg/kg
Concentration
100%
General Information
Revision date
2025-12-19
Product name
Trioxsalen
Product Synonyms
NSC 71047 2,5,9-trimethyl-7H-furo[3,2-g][1]benzopyran-7-one 4,5’,8-Trimethylpsoralen Trisoralen
CAS No.
3902-71-4
1.2.1 Relevant identified uses
This product is for research use - Not for human or veterinary diagnostic or therapeutic use
Emergency telephone
+1 (734) 971-3335, 800-424-9300
Icons in SDS
Company Information
company name
Cayman Chemical Co
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H312, H312+H332, H314, H318, H332, H335, H351
Hazard statements
Code
Statements
H312
Harmful in contact with skin
Section 2
SECTION 2: Hazards identification
NFPA Rating Classification of the substance or mixture d ~ GHS08 Health hazard Carcinogenicity 2 H351 Suspected of causing cancer d ~ GHS05 Corrosion Skin corrosion 1B H314 Causes severe skin burns and eye damage Eye damage 1 H318 Causes serious eye damage Contd. from page 1) d ~ GHS07 Acute toxicity - dermal 4 H312 Harmful in contact with skin Acute toxicity - inhalation 4 H332 Harmful if inhaled Specific target organ toxicity (single exposure) 3 H335 May cause respiratory irritation
2.2 Label elements
The substance is classified and labeled according to the Globally Harmonized System (GHS).
Hazard pictograms
d ~ d ~ d ~ GHS05 GHS07 GHS08
Signal word
Danger
Hazard statements
H312+H332 Harmful in contact with skin or if inhaled. H314 Causes severe skin burns and eye damage. H351 Suspected of causing cancer. H335 May cause respiratory irritation.
Precautionary statements
P201 Obtain special instructions before use. P202 Do not handle until all safety precautions have been read and understood. P260 Do not breathe dusts or mists. P264 Wash thoroughly after handling. P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection. P301+P330+P331 If swallowed: Rinse mouth. Do NOT induce vomiting. P303+P361+P353 If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water [or shower]. P304+P340 If inhaled: Remove person to fresh air and keep comfortable for breathing. P305+P351+P338 If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P310 Immediately call a poison center/doctor. P308+P313 IF exposed or concerned: Get medical advice/attention. P321 Specific treatment (see on this label). P362+P364 Take off contaminated clothing and wash it before reuse. P363 Wash contaminated clothing before reuse. P403+P233 Store in a well-ventilated place. Keep container tightly closed. P405 Store locked up. P501 Dispose of contents/container in accordance with local/regional/national/international regulations. · Information pertaining to particular dangers for man and environment
Classification system
· NFPA ratings (scale 0 - 4) Health = 3 0 Fire = 0 3 0 Reactivity = 0 (Contd. from page 2) · HMIS-ratings (scale 0 - 4) HEALTH *3 Health = *3 FIRE 0 Fire = 0 REACTIVITY 0 Reactivity = 0
PBT Substances
Not applicable
vPvB Substances
Not applicable
2.3 Other hazards
There are no adverse physical or health effects known that are not covered by the hazard classes of the Hazard Communications Standard.
2.1 Classification of the substance or mixture
d ~ GHS08 Health hazard Carcinogenicity 2 H351 Suspected of causing cancer. d ~ GHS05 Corrosion Skin corrosion 1B H314 Causes severe skin burns and eye damage. Eye damage 1 H318 Causes serious eye damage. (Contd. from page 1) d ~ GHS07 Acute toxicity - dermal 4 H312 Harmful in contact with skin. Acute toxicity - inhalation 4 H332 Harmful if inhaled. Specific target organ toxicity (single exposure) 3 H335 May cause respiratory irritation.