Item | Information |
---|---|
CAS RN | 93925-42-9 |
Chemical Name | Silicic acid (H4SiO4), tetraethyl ester, reaction products with bis(acetyloxy)dibutylstannane |
Substance ID | H29-A-005 |
Classification year (FY) | FY2017 |
Ministry who conducted the classification | Ministry of Health, Labour and Welfare (MHLW)/Ministry of the Environment (MOE) |
New/Revised | New |
Classification result in other fiscal year | |
Download of Excel format | Excel file |
Item | Information |
---|---|
Guidance used for the classification (External link) | GHS Classification Guidance for the Japanese Government (FY2013 revised edition (Ver. 1.1)) |
UN GHS document (External link) | UN GHS document |
Definitions/Abbreviations (Excel file) | Definitions/Abbreviations |
Model Label by MHLW (External link) | |
Model SDS by MHLW (External link) | |
OECD/eChemPortal (External link) | eChemPortal |
Hazard class | Classification |
Pictogram Signal word |
Hazard statement (code) |
Precautionary statement (code) |
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 | Category 3 |
Warning |
H226 |
P303+P361+P353
P370+P378 P403+P235 P210 P233 P240 P241 P242 P243 P280 P501 |
From the flash point data of 37 deg C (unknown method) (ECHA registration dossier (Access on September 2017)), it is estimated that it corresponds to Category 3 in the prescribed test method. |
7 | Flammable solids | Not applicable |
- |
- | - | Liquid (GHS definition) |
8 | Self-reactive substances and mixtures | Not applicable |
- |
- | - | There are no chemical groups present in the molecule associated with explosive or self-reactive properties. |
9 | Pyrophoric liquids | Not classified |
- |
- | - | It is estimated that it does not ignite at normal temperatures from an autoignition temperature of 227 deg C (ECHA registration dossier (Access on September 2017)). |
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 | Classification not possible |
- |
- | - | There are metals and metalloids (Si and Sn) in the molecule, but the classification is not possible due to no data. |
13 | Oxidizing liquids | Classification not possible |
- |
- | - | It is an organic compound which does not contain fluorine or chlorine but contains oxygen, and the oxygen is chemically bonded to the element other than carbon or hydrogen (Si). However, the classification is not possible due to no data. |
14 | Oxidizing solids | Not applicable |
- |
- | - | Liquid (GHS definition) |
15 | Organic peroxides | Not applicable |
- |
- | - | Organic compounds containing no bivalent -O-O- structure in the molecule |
16 | Corrosive to metals | Classification not possible |
- |
- | - | No data available. |
Hazard class | Classification |
Pictogram Signal word |
Hazard statement (code) |
Precautionary statement (code) |
Rationale for the classification | |
---|---|---|---|---|---|---|
1 | Acute toxicity (Oral) | Classification not possible |
- |
- | - | Classification not possible due to lack of data. |
1 | Acute toxicity (Dermal) | Classification not possible |
- |
- | - | Classification not possible due to lack of data. |
1 | Acute toxicity (Inhalation: Gases) | Not applicable |
- |
- | - | Liquid (GHS definition) |
1 | Acute toxicity (Inhalation: Vapours) | Classification not possible |
- |
- | - | Classification not possible due to lack of data. |
1 | Acute toxicity (Inhalation: Dusts and mists) | Classification not possible |
- |
- | - | Classification not possible due to lack of data. |
2 | Skin corrosion/irritation | Classification not possible |
- |
- | - | Classification not possible due to lack of data. |
3 | Serious eye damage/eye irritation | Classification not possible |
- |
- | - | Classification not possible due to lack of data. |
4 | Respiratory sensitization | Classification not possible |
- |
- | - | Classification not possible due to lack of data. |
4 | Skin sensitization | Classification not possible |
- |
- | - | Classification not possible due to lack of data. |
5 | Germ cell mutagenicity | Classification not possible |
- |
- | - | Classification not possible due to lack of data. Besides, this substance is the reaction product of tetraethyl silicate (synonym: tetraethoxysilane (CAS RN 78-10-4)) and dibutyltin di (acetate) (CAS RN 1067-33-0). Tetraethyl silicate was classified as "Classification not possible" due to lack of data in the classification of FY2014, and dibutyltin di (acetate) was classified as "Classification not possible" due to lack of data in the classification of FY2016. |
6 | Carcinogenicity | Classification not possible |
- |
- | - | Classification not possible due to lack of data. Besides, this substance is the reaction product of tetraethyl silicate (synonym: tetraethoxysilane (CAS RN 78-10-4)) and dibutyltin di (acetate) (CAS RN 1067-33-0). Tetraethyl silicate was classified as "Classification not possible" due to lack of data in the classification of FY2014, and dibutyltin di (acetate) was classified as "Classification not possible" based on classification results by other organizations in the classification of FY2016. |
7 | Reproductive toxicity | Classification not possible |
- |
- | - | Classification not possible due to lack of data. Besides, this substance is the reaction product of tetraethyl silicate (synonym: tetraethoxysilane (CAS RN 78-10-4)) and dibutyltin di(acetate) (CAS RN 1067-33-0). Tetraethyl silicate was classified as "Classification not possible" due to lack of data in the classification of FY2014. On the other hand, dibutyltin di (acetate) was classified in Category 1B in the classification of FY 2016 because teratogenicity was observed at doses where no general toxicity effect was observed in maternal animals. |
8 | Specific target organ toxicity - Single exposure | Classification not possible |
- |
- | - |
Classification not possible due to lack of data. There is no information on a single exposure to this substance in humans and experimental animals. Besides, this substance is the reaction product of tetraethyl silicate (synonym: tetraethoxysilane (CAS RN 78-10-4)) and dibutyltin di (acetate) (CAS RN 1067-33-0). As for tetraethyl silicate, there are reports of central nervous system depression, anemia and respiratory tract irritation in humans and experimental animals, and it was classified in Category 1 (haemal system), Category 3 (respiratory tract irritation, narcotic effects) in the classification of 2014. Dibutyltin di(acetate) was classified as "Classification not possible" due to lack of data in the classification of FY2016. |
9 | Specific target organ toxicity - Repeated exposure | Classification not possible |
- |
- | - |
Classification not possible due to lack of data. Besides, this substance is the reaction product of tetraethyl silicate (synonym: tetraethoxysilane (CAS RN 78-10-4)) and dibutyltin di (acetate) (CAS RN 1067-33-0). As for tetraethyl silicate, in experimental animals, renal tubule degeneration/necrotic nephrosis, via the oral route, and inflammation of the nasal mucosa, and inflammation of the renal tubules and interstitium, via the inhalation route, were observed, and it was classified in Category 1 (respiratory organs), Category 2 (kidney) in the classification of FY 2014. As for dibutyltin di (acetate), in experimental animals, degeneration/necrotic changes in the liver were observed, via the oral route, and it was classified in Category 2 (liver) in the classification of FY 2016. |
10 | Aspiration hazard | Classification not possible |
- |
- | - | Classification not possible due to lack of data. |
Hazard class | Classification |
Pictogram Signal word |
Hazard statement (code) |
Precautionary statement (code) |
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 |
- |
- | - | No data available. |
* A blank or "-" in a cell of classification denotes that the classification of the hazard class was not conducted. * Hazard_statement_and/or_Precautionary_statement will show when hovering the mouse over a code of Hazard_statement_and/or_Precautionary_statement. Hazard_statement_and/or_Precautionary_statement are also provided in the Excel file. * 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. * Codes assigned to each of the hazard statements and codes for each of the precautionary statement are based on the Globally Harmonized System of Classification and Labelling of Chemicals (GHS) in United Nations. |