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Cyclohexylmercaptan

ISO 17034 Reference Material

Item number	688581
CAS	1569-69-3
Formula	C6H12S
Molecular weight	116,22 g/mol
Quantity	1x100mg
storage conditions	20 °C
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Safety Data Sheet	according to Regulation (EC) No 1907/2006 (REACH) Classifications according to Regulation (EC) No 1272/2008. Printdate July 30, 2026
IDENTIFICATION OF THE SUBSTANCE/MIXTURE AND OF THE COMPANY/UNDERTAKING
Product name:	Cyclohexylmercaptan
Catalog No.:	688581
Relevant identified uses of the substance or mixture	Identified: Laboratory chemical uses: R&D
Uses advised against:	HPC Standards Inc 271 17th Street, NW, Suite 1750 Atlanta, GA 30363 Tel. +1 (678) 244-1536 Fax. +1 (404) 586-6820 sales@hpc-standards.us
Emergency telephone number	HPC Standards Tel. +1 (678) 244-1536 This number is only available during office hours.
HAZARDS IDENTIFICATION	2.1 Classification of the substance or mixture Classification according to Regulation (EC) No 1272/2008 Flammable liquids (Category 3), H226 Acute toxicity, Oral (Category 4), H302 Acute toxicity, Inhalation (Category 3), H331 Skin irritation (Category 2), H315 Skin sensitization (Category 1), H317 Short-term (acute) aquatic hazard (Category 1), H400 Long-term (chronic) aquatic hazard (Category 2), H411
Label elements
Pictogram	flamme flamme GHS06 skull skull GHS09 Aquatic-pollut-red Aquatic-pollut-red
	2.2 Label elements Labelling according Regulation (EC) No 1272/2008 Pictogram Signal word Danger Hazard statement(s) H226 Flammable liquid and vapor. H302 Harmful if swallowed. H315 Causes skin irritation. H317 May cause an allergic skin reaction. H331 Toxic if inhaled. H410 Very toxic to aquatic life with long lasting effects. Precautionary statement(s) P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P273 Avoid release to the environment. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection. P301 + P312 IF SWALLOWED: Call a POISON CENTER/ doctor if you feel unwell. P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water. P304 + P340 + P311 IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/ doctor. Supplemental Hazard Statements none Reduced Labeling (<= 125 ml) Pictogram Signal word Danger Hazard statement(s) H331 Toxic if inhaled. H317 May cause an allergic skin reaction. Precautionary statement(s) P304 + P340 + P311 IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/ doctor. Supplemental Hazard Statements none 2.3 Other hazards This substance/mixture contains no components considered to be either persistent, bioaccumulative and toxic (PBT), or very persistent and very bioaccumulative (vPvB) at levels of 0.1% or higher
COMPOSITION/INFORMATION ON INGREDIENTS	3.1 Substances Synonyms : Cyclohexyl mercaptan Hexahydrothiophenol Formula : C6H12S Molecular weight : 116,22 g/mol CAS-No. : 1569-69-3 EC-No. : 216-378-7 Component Classification Concentration cyclohexanethiol CAS-No. EC-No. 1569-69-3 216-378-7 Flam. Liq. 3; Acute Tox. 4; Acute Tox. 3; Skin Irrit. 2; Skin Sens. 1; Aquatic Acute 1; Aquatic Chronic 2; H226, H302, H331, H315, H317, H400, H411 M-Factor - Aquatic Acute: 1 <= 100 %
Formula	C6H12S
Molecular Weight (g/mol)	116.22
CAS-No.	1569-69-3
FIRST AID MEASURES	4.1 Description of first-aid measures General advice First aiders need to protect themselves. Show this material safety data sheet to the doctor in attendance. If inhaled After inhalation: fresh air. Immediately call in physician. If breathing stops: immediately apply artificial respiration, if necessary also oxygen. In case of skin contact In case of skin contact: Take off immediately all contaminated clothing. Rinse skin with water/ shower. Consult a physician. In case of eye contact After eye contact: rinse out with plenty of water. Remove contact lenses. If swallowed After swallowing: immediately make victim drink water (two glasses at most). Consult a physician. 4.2 Most important symptoms and effects, both acute and delayed The most important known symptoms and effects are described in the labelling (see section 2.2) and/or in section 11 4.3 Indication of any immediate medical attention and special treatment needed No data available
FIRE-FIGHTING MEASURES	5.1 Extinguishing media Suitable extinguishing media Carbon dioxide (CO2) Foam Dry powder Unsuitable extinguishing media For this substance/mixture no limitations of extinguishing agents are given. 5.2 Special hazards arising from the substance or mixture Carbon oxides Sulfur oxides Combustible. Vapors are heavier than air and may spread along floors. Forms explosive mixtures with air at elevated temperatures. Development of hazardous combustion gases or vapours possible in the event of fire. 5.3 Advice for firefighters Stay in danger area only with self-contained breathing apparatus. Prevent skin contact by keeping a safe distance or by wearing suitable protective clothing. 5.4 Further information Remove container from danger zone and cool with water. Suppress (knock down) gases/vapors/mists with a water spray jet. Prevent fire extinguishing water from contaminating surface water or the ground water system
ACCIDENTAL RELEASE MEASURES	6.1 Personal precautions, protective equipment and emergency procedures Advice for non-emergency personnel: Do not breathe vapors, aerosols. Avoid substance contact. Ensure adequate ventilation. Keep away from heat and sources of ignition. Evacuate the danger area, observe emergency procedures, consult an expert. For personal protection see section 8. 6.2 Environmental precautions Do not let product enter drains. Risk of explosion. 6.3 Methods and materials for containment and cleaning up Cover drains. Collect, bind, and pump off spills. Observe possible material restrictions (see sections 7 and 10). Take up carefully with liquid-absorbent material (e.g. Chemizorb®). Dispose of properly. Clean up affected area. 6.4 Reference to other sections For disposal see section 13.
HANDLING AND STORAGE	7.1 Precautions for safe handling Advice on safe handling Work under hood. Do not inhale substance/mixture. Avoid generation of vapours/aerosols. Advice on protection against fire and explosion Keep away from open flames, hot surfaces and sources of ignition.Take precautionary measures against static discharge. Hygiene measures Immediately change contaminated clothing. Apply preventive skin protection. Wash hands and face after working with substance. For precautions see section 2.2. 7.2 Conditions for safe storage, including any incompatibilities Storage conditions Keep container tightly closed in a dry and well-ventilated place. Keep away from heat and sources of ignition. Keep locked up or in an area accessible only to qualified or authorized persons. 7.3 Specific end use(s) Apart from the uses mentioned in section 1.2 no other specific uses are stipulated
EXPOSURE CONTROLS/PERSONAL PROTECTION	8.1 Control parameters Ingredients with workplace control parameters 8.2 Exposure controls Personal protective equipment Eye/face protection Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU). Safety glasses Skin protection This recommendation applies only to the product stated in the safety data sheet, supplied by us and for the designated use. When dissolving in or mixing with other substances and under conditions deviating from those stated in EN374 please contact the supplier of CE-approved gloves (e.g. KCL GmbH, D-36124 Eichenzell, Internet: www.kcl.de). Full contact Material: butyl-rubber Minimum layer thickness: 0,7 mm Break through time: 480 min Material tested:Butoject® (KCL 898) This recommendation applies only to the product stated in the safety data sheet, supplied by us and for the designated use. When dissolving in or mixing with other substances and under conditions deviating from those stated in EN374 please contact the supplier of CE-approved gloves (e.g. KCL GmbH, D-36124 Eichenzell, Internet: www.kcl.de). Splash contact Material: Nitrile rubber Minimum layer thickness: 0,4 mm Break through time: 120 min Material tested:Camatril® (KCL 730 / Aldrich Z677442, Size M) Body Protection Flame retardant antistatic protective clothing. Respiratory protection required when vapours/aerosols are generated. Our recommendations on filtering respiratory protection are based on the following standards: DIN EN 143, DIN 14387 and other accompanying standards relating to the used respiratory protection system. Recommended Filter type: Filter type ABEK The entrepeneur has to ensure that maintenance, cleaning and testing of respiratory protective devices are carried out according to the instructions of the producer. These measures have to be properly documented. Control of environmental exposure Do not let product enter drains. Risk of explosion
PHYSICAL AND CHEMICAL PROPERTIES	9.1 Information on basic physical and chemical properties a) Appearance Form: liquid Color: colorless b) Odor malodorous c) Odor Threshold No data available d) pH No data available e) Melting point/freezing point Melting point: < -20 °C at 1.013 hPa f) Initial boiling point and boiling range 158 - 160 °C - lit. g) Flash point 43 °C - Pensky-Martens closed cup - ISO 2719 h) Evaporation rate No data available i) Flammability (solid, gas) No data available j) Upper/lower flammability or explosive limits Lower explosion limit: 1,1 %(V) k) Vapor pressure 5 hPa at 20 °C l) Vapor density No data available m) Relative density No data available n) Water solubility 0,05 g/l at 20 °C - OECD Test Guideline 105- slightly soluble o) Partition coefficient: n-octanol/water log Pow: 3,7 at 25 °C - Potential bioaccumulation p) Autoignition temperature 262 °C at 1.009 hPa - Tested according to Annex V of Directive 67/548/EEC. q) Decomposition temperature No data available r) Viscosity Viscosity, kinematic: No data available Viscosity, dynamic: No data available s) Explosive properties No data available t) Oxidizing properties No data available 9.2 Other safety information No data available
STABILITY AND REACTIVITY	10.1 Reactivity Vapor/air-mixtures are explosive at intense warming. 10.2 Chemical stability The product is chemically stable under standard ambient conditions (room temperature) . 10.3 Possibility of hazardous reactions Violent reactions possible with: Oxidizing agents Bases Reducing agents Alkali metals 10.4 Conditions to avoid Heating. 10.5 Incompatible materials No data available 10.6 Hazardous decomposition products In the event of fire: see section 5
TOXICOLOGICAL INFORMATION	11.1 Information on toxicological effects Acute toxicity LD50 Oral - Rat - male and female - 1.220 mg/kg (OECD Test Guideline 401) LC50 Inhalation - Rat - male and female - 4 h - 5,6 - 13,3 mg/l (OECD Test Guideline 403) LD50 Dermal - Rabbit - male and female - 7.820 mg/kg (OECD Test Guideline 402) Skin corrosion/irritation Skin - Rabbit Result: Severe irritations (OECD Test Guideline 404) Serious eye damage/eye irritation Eyes - Rabbit Result: slight irritation (OECD Test Guideline 405) Respiratory or skin sensitization Sensitisation test: - Mouse Result: positive (OECD Test Guideline 429) Germ cell mutagenicity Test Type: Ames test Test system: Escherichia coli/Salmonella typhimurium Metabolic activation: with and without metabolic activation Method: OECD Test Guideline 471 Result: negative Carcinogenicity No data available Reproductive toxicity Specific target organ toxicity - single exposure Specific target organ toxicity - repeated exposure Aspiration hazard 11.2 Additional Information RTECS: GV7525000 Cough, Shortness of breath, Headache, Nausea, Vomiting Quantitative data on the toxicity of this product are not available. Further data: Other dangerous properties can not be excluded. Handle in accordance with good industrial hygiene and safety practice
ECOLOGICAL INFORMATION	12.1 Toxicity Toxicity to daphnia and other aquatic invertebrates static test EC50 - Daphnia magna (Water flea) - 0,71 mg/l - 48 h (OECD Test Guideline 202) Toxicity to algae static test EC50 - Desmodesmus subspicatus (green algae) - 0,28 mg/l - 72 h (OECD Test Guideline 201) 12.2 Persistence and degradability Biodegradability aerobic - Exposure time 28 d (OECD Test Guideline 301F) 12.3 Bioaccumulative potential 12.4 Mobility in soil 12.5 Results of PBT and vPvB assessment This substance/mixture contains no components considered to be either persistent, bioaccumulative and toxic (PBT), or very persistent and very bioaccumulative (vPvB) at levels of 0.1% or higher. 12.6 Other adverse effects Discharge into the environment must be avoided
DISPOSAL CONSIDERATIONS	13.1 Waste treatment methods Product See www.retrologistik.com for processes regarding the return of chemicals and containers, or contact us there if you have further questions.
TRANSPORT INFORMATION	14.1 UN number ADR/RID: 3054 IMDG: 3054 IATA: 3054 14.2 UN proper shipping name ADR/RID: CYCLOHEXYL MERCAPTAN IMDG: CYCLOHEXYL MERCAPTAN IATA: Cyclohexyl mercaptan 14.3 Transport hazard class(es) ADR/RID: 3 IMDG: 3 IATA: 3 14.4 Packaging group ADR/RID: III IMDG: III IATA: III 14.5 Environmental hazards ADR/RID: no IMDG Marine pollutant: no IATA: no 14.6 Special precautions for user No data available
REGULATORY INFORMATION	15.1 Safety, health and environmental regulations/legislation specific for the substance or mixture This material safety data sheet complies with the requirements of Regulation (EC) No. 1907/2006. National legislation Seveso III: Directive 2012/18/EU of the European Parliament and of the Council on the control of major-accident hazards involving dangerous substances. : ACUTE TOXIC : FLAMMABLE LIQUIDS : ENVIRONMENTAL HAZARDS Other regulations Observe work restrictions regarding maternity protection in accordance to Dir 92/85/EEC or stricter national regulations where applicable. Take note of Dir 94/33/EC on the protection of young people at work. 15.2 Chemical Safety Assessment For this product a chemical safety assessment was not carried out
OTHER INFORMATION	The above information is believed to be correct but does not purport to be all inclusive and shall be used only as a guide. The information in this document is based on the present state of our knowledge and is applicable to the product with regard to appropriate safety precautions. It does not represent any guarantee of the properties of the product. For lab use only!