NITE - Chemical Management Field

Latest GHS Classification Results by the Japanese Government (edited by NITE)

GENERAL INFORMATION

Item	Information
CAS RN	513-37-1
Chemical Name	1-Chloro-2-methylpropene
Substance ID	m-nite-513-37-1_v1
Download of Excel format	Excel file

REFERENCE INFORMATION

Item	Information
Guidance used for the classification (External link)	To Guidance List
UN GHS document (External link)	To UN GHS document
FAQ（GHS classification results by the Japanese Government）	To FAQ
List of Information Sources (Excel file)	List of Information Sources
List of Definitions/Abbreviations	Definitions/Abbreviations
Sample Label by MHLW (External link)	To Workplace Safety Site (MHLW)
Sample SDS by MHLW (External link)	To Workplace Safety Site (MHLW)
OECD/eChemPortal (External link)	To OECD/eChemPortal (External link)

PHYSICAL HAZARDS

Hazard class		Classification	Pictogram Signal word	Hazard statement (code)	Precautionary statement (code)	Rationale for the classification	Classification year (FY)	GHS Classification Guidance for the Japanese Government
1	Explosives	Not classified (Not applicable)	- -	-	-	There are no chemical groups associated with explosive properties present in the molecules.	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
2	Flammable gases	Not classified (Not applicable)	- -	-	-	Liquid (liquid (Merck, 14th))	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
3	Aerosols	Not classified (Not applicable)	- -	-	-	Not aerosol products.	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
4	Oxidizing gases	Not classified (Not applicable)	- -	-	-	Liquid (liquid (Merck, 14th))	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
5	Gases under pressure	Not classified (Not applicable)	- -	-	-	Liquid (liquid (Merck, 14th))	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
6	Flammable liquids	Category 2	Danger	H225	P303+P361+P353 P370+P378 P403+P235 P210 P233 P240 P241 P242 P243 P280 P501	It was classified in Category 2 from a flash point of -22 deg C (closed cup) and a boiling point of 68 deg C (GESTIS (Accessed Jan. 2019)).	FY2018	GHS Classification Guidance for the Japanese Government (FY2013 revised edition (Ver. 1.1))
7	Flammable solids	Not classified (Not applicable)	- -	-	-	Liquid (liquid (Merck, 14th))	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
8	Self-reactive substances and mixtures	Classification not possible	- -	-	-	It contains chemical groups associated with self-reactive properties (C=C) and does not contain chemical groups associated with explosive properties. Since no further information is available, classification is not possible.	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
9	Pyrophoric liquids	Classification not possible	- -	-	-	No data available.	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
10	Pyrophoric solids	Not classified (Not applicable)	- -	-	-	Liquid (liquid (Merck, 14th))	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
11	Self-heating substances and mixtures	Classification not possible	- -	-	-	No data available.	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
12	Substances and mixtures which, in contact with water, emit flammable gases	Not classified (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).	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
13	Oxidizing liquids	Not classified (Not applicable)	- -	-	-	The substance contains chlorine (but not fluorine or oxygen), which is chemically bonded only to carbon or hydrogen.	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
14	Oxidizing solids	Not classified (Not applicable)	- -	-	-	Liquid (liquid (Merck, 14th))	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
15	Organic peroxides	Not classified (Not applicable)	- -	-	-	Organic compounds containing no bivalent -O-O- structure	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
16	Corrosive to metals	Classification not possible	- -	-	-	No data available.	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
17	Desensitized explosives	-	- -	-	-	-	-	-

HEALTH HAZARDS

Hazard class		Classification	Pictogram Signal word	Hazard statement (code)	Precautionary statement (code)	Rationale for the classification	Classification year (FY)	GHS Classification Guidance for the Japanese Government
1	Acute toxicity (Oral)	Category 3	Danger	H301	P301+P310 P264 P270 P321 P330 P405 P501	Since its rat LD50 is 150 mg/kg (RTECS, accessed in September 2007), the substance was classified into Category 3.	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
1	Acute toxicity (Dermal)	Classification not possible	- -	-	-	No data available.	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
1	Acute toxicity (Inhalation: Gases)	Not classified (Not applicable)	- -	-	-	Liquid	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
1	Acute toxicity (Inhalation: Vapours)	Category 1	Danger	H330	P304+P340 P403+P233 P260 P271 P284 P310 P320 P405 P501	Given that its rat LC50 (4 hours) = 0.4 mg/L (= 108 ppm) (RTECS, accessed in September 2007) and its saturated vapour pressure concentration (1000000212 mmHg0.1333/101) = 279798 ppm, we determined that the experiment was conducted in a vaporous state. Under this condition, the substance was classified into Category 1.	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
1	Acute toxicity (Inhalation: Dusts and mists)	Classification not possible	- -	-	-	No data available.	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
2	Skin corrosion/irritation	Classification not possible	- -	-	-	No data available.	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
3	Serious eye damage/eye irritation	Classification not possible	- -	-	-	No data available.	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
4	Respiratory sensitization	Classification not possible	- -	-	-	No data available.	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
4	Skin sensitization	Classification not possible	- -	-	-	No data available.	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
5	Germ cell mutagenicity	Category 2	Warning	H341	P308+P313 P201 P202 P280 P405 P501	With regard to in vivo mutagenicity tests using somatic cells, intraperitoneal administration tests were conducted using mice or rats in which micronuclei were induced in bone marrow cells (NTP DB (accessed in September 2007)). Since test results in in-vivo genotoxicity tests using germ cells have not been acquired, the substance was classified into Category 2.	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
6	Carcinogenicity	Category 2	Warning	H351	P308+P313 P201 P202 P280 P405 P501	It is rated as "Group 2B" in IARC S7 (1987), "2B" in the Recommendations of Occupational Exposure Limits (2007), and "R" by the U.S. NTP (2005). Based on these ratings, the substance was classified into Category 2.	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
7	Reproductive toxicity	Classification not possible	- -	-	-	No data available.	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
8	Specific target organ toxicity - Single exposure	Category 3 (Respiratory tract irritation)	Warning	H335	P304+P340 P403+P233 P261 P271 P312 P405 P501	According to HSDB (2003), the substance is irritating to respiratory tracts in humans. Thus, it was classified into Category 3 (respiratory tract irritation).	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
9	Specific target organ toxicity - Repeated exposure	Category 2 (lymphatic system)	Warning	H373	P260 P314 P501	In 13-week forced oral administration test using mice, necrosis of lymphopoietic cells, leading to atrophy of the thymus, lymph nodes and spleen, was observed (IARC 63, 1995). Based on this study, we concluded that the lymph system is the target organ of this substance. Regarding animal tests, effects of the substance were seen at doses that fall in the range of Category 2 guidance values. In conclusion, the substance was classified into Category 2 (lymph system).	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
10	Aspiration hazard	Classification not possible	- -	-	-	No data available.	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）

ENVIRONMENTAL HAZARDS

Hazard class		Classification	Pictogram Signal word	Hazard statement (code)	Precautionary statement (code)	Rationale for the classification	Classification year (FY)	GHS Classification Guidance for the Japanese Government
11	Hazardous to the aquatic environment Short term (Acute)	Classification not possible	- -	-	-	No data available.	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
11	Hazardous to the aquatic environment Long term (Chronic)	Classification not possible	- -	-	-	No data available.	FY2007	GHS Classification Manual （10 Feb, 2006）/Technical Guidance Document on the GHS Classification （6 Dec, 2005）
12	Hazardous to the ozone layer	-	- -	-	-	-	-	-

NOTE:

GHS Classification Result by the Japanese Government is intended to provide a reference for preparing a GHS label or SDS for users. To include the same classification result in a label or SDS for Japan is NOT mandatory.
Users can cite or copy this classification result when preparing a GHS label or SDS. Please be aware, however, that the responsibility for a label or SDS prepared by citing or copying this classification result lies with users.
This GHS classification was conducted based on the information sources and the guidance for classification and judgement which are described in the GHS Classification Guidance for the Japanese Government etc. Using other literature, test results etc. as evidence and including different content from this classification result in a label or SDS are allowed.
Hazard statement and precautionary statement will show by hovering the mouse cursor over a code in the column of "Hazard statement" and "Precautionary statement," respectively. In the excel file, both the codes and statements are provided.
A blank or "-" in the column of "Classification" denotes that a classification for the hazard class was not conducted in the year.
An asterisk “*” in the column of “Classification” denotes that “Not classified (or No applicable)” and/or “Classification not possible” is applicable. Details are described in the column of “Rationale for the classification”. If no English translation is available for “Rationale for the classification,” please refer to the Japanese version of the results.

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