GHS Classification Result

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GENERAL INFORMATION

Item Information
CAS number 6485-40-1
Chemical name L-Carvone
Substance ID 23A5068
Fiscal year of classification conducted FY2011
Classifier(s) (Ministries) Ministry of Health, Labour and Welfare (MHLW), Ministry of the Environment (MOE)
New/Revised New
Download in Excel format Excel file

REFERENCE INFORMATION

Item Information
Guidance used for classification (External link) Physical Hazards & Health Hazards: GHS Classification Guidance by the Japanese Government (July, 2010)
Environmental Hazards: UN GHS Document (4th revised edition)
Definitions / Abbreviations (Excel file) Definitions / Abbreviations
Model Label by MHLW (External link) MHLW Website (in Japanese Only)
Model SDS by MHLW (External link) MHLW Website (in Japanese Only)
OECD/eChemPortal (External link) eChemPortal

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 - - - It is a liquid at normal temperatures (Merck (14th, 2006)).
3 Aerosols Not applicable - - - Not an aerosol product.
4 Oxidizing gases Not applicable - - - It is a liquid at normal temperatures (Merck (14th, 2006)).
5 Gases under pressure Not applicable - - - It is a liquid at normal temperatures (Merck (14th, 2006)).
6 Flammable liquids Category 4
Warning
H227
P370+P378
P403+P235
P210
P280
P501
It was classified in Category 4 because it is estimated to be > 60 degrees C and <= 93 degrees C in a prescribed test from data as 88 degrees C (Lange (16th, 2005)) and 92 degrees C (GESTIS (Access on June. 2011)) in unknown test methods.
7 Flammable solids Not applicable - - - It is a liquid at normal temperatures (Merck (14th, 2006)).
8 Self-reactive substances and mixtures Classification not possible - - - There is a chemical group present in the molecule associated with a self-reactive property (unsaturated bond), but the classification is not possible due to no data.
9 Pyrophoric liquids Classification not possible - - - No data.
10 Pyrophoric solids Not applicable - - - It is a liquid at normal temperatures (Merck (14th, 2006)).
11 Self-heating substances and mixtures Classification not possible - - - No established test method suitable for liquid substances.
12 Substances and mixtures which, in contact with water, emit flammable gases Not applicable - - - Not containing metals or semimetals (B, Si, P, Ge, As, Se, Sn, Sb, Te, Bi, Po, At).
13 Oxidizing liquids Not applicable - - - An organic compound that does not contain fluorine or chlorine but contains oxygen which is not chemically bonded to elements other than carbon.
14 Oxidizing solids Not applicable - - - It is a liquid at normal temperatures (Merck (14th, 2006)).
15 Organic peroxides Not applicable - - - An organic compound that does not contain -O-O- structure.
16 Corrosive to metals Classification not possible - - - No data.

HEALTH HAZARDS

Hazard class Classification Symbol
Signal word
Hazard statement Precautionary statement Rationale for the classification
1 Acute toxicity (Oral) Category 4

Warning
H302
P301+P312
P264
P270
P330
P501
On the basis of an LD50 value of 1640 mg/kg for rats (JECFA 718 (1991)), it was classified in Category 4.
1 Acute toxicity (Dermal) Classification not possible - - - No data.
1 Acute toxicity (Inhalation: Gases) Not applicable - - - It is a liquid at normal temperatures (Merck (14th, 2006)).
1 Acute toxicity (Inhalation: Vapours) Classification not possible - - - No data.
1 Acute toxicity (Inhalation: Dusts and mists) Classification not possible - - - No data.
2 Skin corrosion/irritation Classification not possible - - - Lack of data.
Besides, a 48-hour closed patch test in which humans were exposed to concentrations of 1 % (-)-carvone in petrolatum reports that no irritation was observed (JECFA 718 (1991)).
3 Serious eye damage/eye irritation Classification not possible - - - No data.
4 Respiratory sensitization Classification not possible - - - No data.
4 Skin sensitization Classification not possible - - - It is reported that users of toothpaste and chewing gum containing this substance often showed contact allergy, and 15 out of 541 patients showed a positive reaction to this substance and a positive reaction was doubted in 12 patients (HSDB (2002)), and three out of 33 patients tested for contact allergy to toothpaste experienced a positive allergic response in a patch-test using carvone (JECFA 718 (1991)).
On the other hand, it is reported that a maximization test to this substance carried out on 25 volunteers produced no sensitization reactions.
Therefore, it was classified as "Classification not possible" due to insufficient data.
5 Germ cell mutagenicity Classification not possible - - - The classification is not possible due to no in vivo test data.
Besides, in vitro test results as "negative" in an Ames test and "equivocal" in a chromosomal aberration test using Chinese hamster ovary cells are reported (JECFA 944 (1999)).
6 Carcinogenicity Classification not possible - - - Lack of data.
Besides, a carcinogenicity test in which mice were given d-carvone for 2 years reports that no increases in tumor incidences were observed in mice administered d-carvone (NTP TR 381 (1990)).
7 Reproductive toxicity Classification not possible - - - No data.
8 Specific target organ toxicity - Single exposure Classification not possible - - - No data.
9 Specific target organ toxicity - Repeated exposure Classification not possible - - - Lack of data.
Besides, some reports serum cholesterol and triacylglycerol increases in oral administration of 500 mg/kg/day to rats for 14 days (converted to a 90-day equivalent: 78 mg/kg/day) (JECFA 718 (1991)), growth depression and testicular atrophy in diet administration of 1.0 % (500 mg/kg/day) for 16 weeks (JECFA 718 (1991)), and no adverse effects in diet administration of 0.25 % (125 mg/kg) for 1 year (JECFA 718 (1991)), but it was classified as "Classification not possible" because L-body or D-body is unknown about the test substance and details of results are unknown.
10 Aspiration hazard Classification not possible - - - No data.

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.
11 Hazardous to the aquatic environment (Long-term) Classification not possible - - - No data.
12 Hazardous to the ozone layer Classification not possible - - - This substance is not listed in Annexes to the Montreal Protocol.


NOTES:
* 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.



Updated date:
2016/7/13 Addition of Rationale for the classification

List of GHS Classification Results