General Information
Version
2.1
Revision date
2025-06-27
Product name
Temozolomide (methyl-¹³C, 99%)
Substance name
Temozolomide (methyl-¹³C, 99%)
Product Synonyms
4-Methyl-5-oxo-2,3,4,6,8-pentazabicyclo[4.3.0]nona-2,7,9- / triene-9-carboxamide / 8-Carbamoyl-3-methylimidazo[5,1-d]-1,2,3,5-tetrazin-4(3H)- / one / 3-Methyl-4-oxo-8-imidazolo[5,1- / d][1,2,3,5]tetrazinecarboxamide
CAS No.
85622-93-1
1.2.2. Uses advised against
No additional information available
supplier name
Cambridge Isotope Laboratories, Inc
Emergency telephone
1-703-741-5970, 1-800-424-9300 24
Icons in SDS
Company Information
company name
Cambridge Isotope Laboratories, Inc
e-mail address of the competent person responsible for the Safety Data Sheet
cilsales@isotope.com
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H302, H315, H319, H335, H340, H350, H360
Hazard statements
Code
Statements
H302
Harmful if swallowed
Section 2
SECTION 2: Hazards identification
GHS US classification Classification of the substance or mixture GHS US classification Acute toxicity (oral) Category 4 Skin corrosion/irritation Category 2 Serious eye damage/eye irritation Category 2 Germ cell mutagenicity Category 1A Carcinogenicity Category 1A Reproductive toxicity Category 1A H302 Harmful if swallowed H315 Causes skin irritation H319 Causes serious eye irritation H340 May cause genetic defects (Inhalation, Dermal, oral) H350 May cause cancer (Inhalation, Dermal, oral) H360 May damage fertility. May damage the unborn child. (Inhalation, Dermal, oral) Specific target organ toxicity – Single exposure, Category 3, H335 May cause respiratory irritation Respiratory tract irritation Full text of H statements : see section 16
2.2 Label elements
GHS US labeling
Signal word
Danger
Hazard statements
H302 - Harmful if swallowed H315 - Causes skin irritation H319 - Causes serious eye irritation H335 - May cause respiratory irritation H340 - May cause genetic defects (Inhalation, Dermal, oral) H350 - May cause cancer (Inhalation, Dermal, oral) H360 - May damage fertility. May damage the unborn child. (Inhalation, Dermal, oral)
Precautionary statements
P201 - Obtain special instructions before use. P202 - Do not handle until all safety precautions have been read and understood. P261 - Avoid breathing dust/fume/gas/mist/vapors/spray. P264 - Wash hands, forearms and face thoroughly after handling. P270 - Do not eat, drink or smoke when using this product. P271 - Use only outdoors or in a well-ventilated area. P280 - Wear protective gloves/protective clothing/eye protection/face protection. P301+P312 - If swallowed: Call a poison center or doctor if you feel unwell. P302+P352 - If on skin: Wash with plenty of water. 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. P308+P313 - If exposed or concerned: Get medical advice/attention. P312 - Call a poison center or doctor if you feel unwell. P321 - Specific treatment (see supplemental first aid instruction on this label). P330 - Rinse mouth. P332+P313 - If skin irritation occurs: Get medical advice/attention. P337+P313 - If eye irritation persists: Get medical advice/attention. P362+P364 - Take off contaminated clothing and wash it before reuse. P403+P233 - Store in a well-ventilated place. Keep container tightly closed. P405 - Store locked up. P501 - Dispose of contents/container to hazardous or special waste collection point, in accordance with local, regional, national and/or international regulation.
Other hazards which do not result in classification
No additional information available
Ingredient(s) with unknown acute toxicity
Not applicable
2.1 Classification of the substance or mixture
GHS US classification Acute toxicity (oral) Category 4 H302 Harmful if swallowed Skin corrosion/irritation Category 2 H315 Causes skin irritation Serious eye damage/eye irritation Category 2 H319 Causes serious eye irritation Germ cell mutagenicity Category 1A H340 May cause genetic defects (Inhalation, Dermal, oral) Carcinogenicity Category 1A H350 May cause cancer (Inhalation, Dermal, oral) Reproductive toxicity Category 1A H360 May damage fertility. May damage the unborn child. (Inhalation, Dermal, oral) Specific target organ toxicity – Single exposure, Category 3, H335 May cause respiratory irritation Respiratory tract irritation Full text of H statements : see section 16