GHS Classification Result

Chemical Name:Divinyl sulfone
CAS:77-77-0

Result:
ID: 22A4155
Classifier: Ministry of Health, Labour and Welfare (MHLW), Ministry of the Environment (MOE)
Year Classified: FY2010
Reference Manual: GHS Classification Guidance by the Japanese Government (July, 2010)

PHYSICAL HAZARDS
Hazard class Classification Symbol Signal word Hazard statement Precautionary statement Rationale for the classification
1 Explosives Not applicable - - - - There are no chemical groups associated with explosive properties present in the molecule.
2 Flammable gases (including chemically unstable gases) Not applicable - - - - Liquid (GHS definition)
3 Aerosols Not applicable - - - - Not aerosol products.
4 Oxidizing gases Not applicable - - - - Liquid (GHS definition)
5 Gases under pressure Not applicable - - - - Liquid (GHS definition)
6 Flammable liquids Classification not possible - - - - Although the flash point 102 degC (Gangolli (2nd, 1999)) was obtained, its measurement method was unknown, therefore classification is not possible due to lack of the data measured by the prescribed closed-cup method. If the obtained data is measured by the open-cup method, the flash point measured by the closed-cup method would be estimated as <= 93 degC, which leads the possibility of Category 4.
7 Flammable solids Not applicable - - - - Liquid (GHS definition)
8 Self-reactive substances and mixtures Classification not possible - - - - Although it contains chemical groups (unsaturated bonds and S=O) associated with self-reactive properties in the molecule, classification is not possible because there is no data available. As relevant notes, it is reported that the substance is polymerized gradually during storage (The Society of Synthetic Organic Chemistry, Japan, Dictionary of Organic Compounds, Kodansha Ltd. (1985)).
9 Pyrophoric liquids Classification not possible - - - - No data available.
10 Pyrophoric solids Not applicable - - - - Liquid (GHS definition)
11 Self-heating substances and mixtures Classification not possible - - - - Test methods applicable to liquid substances are not available.
12 Substances and mixtures which, in contact with water, emit flammable gases Not applicable - - - - The chemical structure of the substance does not contain metals or metalloids (B, Si, P, Ge, As, Se, Sn, Sb, Te, Bi, Po, At).
13 Oxidizing liquids Classification not possible - - - - The substance is an organic compound containing oxygen (but not fluorine or chlorine) which is chemically bonded to sulfur, but classification is not possible due to lack of additional data.
14 Oxidizing solids Not applicable - - - - Liquid (GHS definition)
15 Organic peroxides Not applicable - - - - Organic compounds containing no bivalent -O-O- structure.
16 Corrosive to metals Classification not possible - - - - No data available.

HEALTH HAZARDS
Hazard class Classification Symbol Signal word Hazard statement Precautionary statement Rationale for the classification
1 Acute toxicity (Oral) Category 2 Danger H300: Fatal if swallowed P301+P310: IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
P264: Wash ... thoroughly after handling.
P270: Do not eat, drink or smoke when using this product.
P321: Specific treatment (see ... on this label).
P330: Rinse mouth.
P405: Store locked up.
P501: Dispose of contents/container to ...
Based on the rat LD50 value of 25 - 43 mg/kg (PATTY, 5th (2001)), the substance was classified as Category 2.
1 Acute toxicity (Dermal) Category 1 Danger H310: Fatal in contact with skin P302+P350: IF ON SKIN: Gently wash with plenty of soap and water.
P262: Do not get in eyes, on skin, or on clothing.
P264: Wash ... thoroughly after handling.
P270: Do not eat, drink or smoke when using this product.
P280: Wear protective gloves/protective clothing/eye protection/face protection.
P310: Immediately call a POISON CENTER or doctor/physician.
P322: Specific treatment (see ... on this label).
P361: Remove/Take off immediately all contaminated clothing.
P363: Wash contaminated clothing before reuse.
P405: Store locked up.
P501: Dispose of contents/container to ...
Based on the rabbit LD50 value of 14 - 36 mg/kg (PATTY, 5th (2001)), the substance was classified as Category 1.
1 Acute toxicity (Inhalation: Gases) Not applicable - - - - Liquid (GHS definition)
1 Acute toxicity (Inhalation: Vapours) Classification not possible - - - - No data available.
1 Acute toxicity (Inhalation: Dusts and mists) Classification not possible - - - - No data available.
2 Skin corrosion/irritation Category 1 Danger H314: Causes severe skin burns and eye damage P301+P330+P331: IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P303+P361+P353: IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P304+P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P260: Do not breathe dust/fume/gas/mist/vapours/spray.
P264: Wash ... thoroughly after handling.
P280: Wear protective gloves/protective clothing/eye protection/face protection.
P310: Immediately call a POISON CENTER or doctor/physician.
P321: Specific treatment (see ... on this label).
P363: Wash contaminated clothing before reuse.
P405: Store locked up.
P501: Dispose of contents/container to ...
The substance was classified as Category 1 based on the document that application of the substance to rabbit skin caused necrosis (PATTY, 5th (2001)).
3 Serious eye damage/eye irritation Category 1 Danger H318: Causes serious eye damage P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P280: Wear protective gloves/protective clothing/eye protection/face protection.
P310: Immediately call a POISON CENTER or doctor/physician.
Based on the descriptions that instillation of the substance to rabbit eye caused severe burn (PATTY, 5th (2001)) and that instillation of 0.005 mL of the substance to rabbit eye caused severe burn and irritation index value was over 5 (maximum value was 10) (HSDB (2002)) and considering that pre-existing classification for skin corrosion/irritation was Category 1, the substance was classified as Category 1.
4 Respiratory sensitization Classification not possible - - - - No data available.
4 Skin sensitization Classification not possible - - - - No data available.
5 Germ cell mutagenicity Not classified - - - - The classification was concluded as "Not classified" based on the negative results in the dominant lethal test using mice (in vivo inheritable mutagenicity test in germ cells) (PATTY, 5th (2001)) and in the micronucleus test using bone marrow obtained from mice intraperitoneally administered (in vivo mutagenicity test in somatic cells) (NTP DB (Access on Aug. 2010)). As relevant information, as for in vitro studies, negative results in the Ames test, positive results in the chromosome aberration test and in micronucleus test using cultured lymphoma cells derived from mice (PATTY, 5th (2001)) were reported.
6 Carcinogenicity Classification not possible - - - - No data available.
7 Reproductive toxicity Classification not possible - - - - No data available.
8 Specific target organ toxicity - Single exposure Classification not possible - - - - No data available.
9 Specific target organ toxicity - Repeated exposure Classification not possible - - - - No data available.
10 Aspiration hazard Classification not possible - - - - No data available.

ENVIRONMENTAL HAZARDS
Hazard class Classification Symbol Signal word Hazard statement Precautionary statement Rationale for the classification
11 Hazardous to the aquatic environment (Acute) Classification not possible - - - - No data available.
11 Hazardous to the aquatic environment (Long-term) Classification not possible - - - - No data available.
12 Hazardous to the ozone layer Classification not possible - - - - This substance is not listed in Annexes to the Montreal Protocol.


NOTE:
* Classification was conducted by relevant Japanese Ministries in accordance with GHS Classification Guidance for the Japanese Government, and is intended to provide a reference for preparing GHS labelling and SDS for users.
* This is a provisional English translation of classification results and is subject to revision without notice.
* The responsibility for any resulting GHS labelling and SDS referenced from this site is with users.

Reference:
Reference Manual

Definitions / Abbreviations

Model Label by MHLW

MHLW Website (in Japanese Only)

Model SDS by MHLW

MHLW Website (in Japanese Only)


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