Introduction：Basic information about CAS 75-10-5|Difluoromethane, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | Difluoromethane |
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| CAS Number | 75-10-5 | Molecular Weight | 52.023 |
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| Density | 0.9±0.1 g/cm3 | Boiling Point | -62.2±8.0 °C at 760 mmHg |
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| Molecular Formula | CH2F2 | Melting Point | −136 °C(lit.) |
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| MSDS | / | Flash Point | -78.5±6.3 °C |
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Names
| Name | difluoromethane |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 0.9±0.1 g/cm3 |
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| Boiling Point | -62.2±8.0 °C at 760 mmHg |
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| Melting Point | −136 °C(lit.) |
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| Molecular Formula | CH2F2 |
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| Molecular Weight | 52.023 |
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| Flash Point | -78.5±6.3 °C |
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| Exact Mass | 52.012455 |
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| LogP | 0.30 |
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| Vapour Pressure | 13163.8±0.1 mmHg at 25°C |
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| Index of Refraction | 1.196 |
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| InChIKey | RWRIWBAIICGTTQ-UHFFFAOYSA-N |
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| SMILES | FCF |
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Toxicological Information
CHEMICAL IDENTIFICATION - RTECS NUMBER :
- PA8537500
- CHEMICAL NAME :
- Methane, difluoro-
- CAS REGISTRY NUMBER :
- 75-10-5
- LAST UPDATED :
- 199806
- DATA ITEMS CITED :
- 5
- MOLECULAR FORMULA :
- C-H2-F2
- MOLECULAR WEIGHT :
- 52.03
HEALTH HAZARD DATAACUTE TOXICITY DATA - TYPE OF TEST :
- LC - Lethal concentration
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- >52 pph/4H
- TOXIC EFFECTS :
- Brain and Coverings - recordings from specific areas of CNS
- REFERENCE :
- FAATDF Fundamental and Applied Toxicology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1981- Volume(issue)/page/year: 31,243,1996
- TYPE OF TEST :
- LC50 - Lethal concentration, 50 percent kill
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 1810 gm/m3
- TOXIC EFFECTS :
- Behavioral - changes in motor activity (specific assay) Behavioral - ataxia Lungs, Thorax, or Respiration - respiratory depression
- REFERENCE :
- TOVEFN Toksikologicheskii Vestnik. (18-20 Vadkovskii per. Moscow, 101479, Russia) History Unknown Volume(issue)/page/year: (1),27,1996 ** REPRODUCTIVE DATA **
- TYPE OF TEST :
- TCLo - Lowest published toxic concentration
- ROUTE OF EXPOSURE :
- Inhalation
- DOSE :
- 50000 ppm/6H
- SEX/DURATION :
- female 6-15 ? after conception
- TOXIC EFFECTS :
- Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)
- REFERENCE :
- FAATDF Fundamental and Applied Toxicology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1981- Volume(issue)/page/year: 31,243,1996
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Safety Information
| Hazard Codes | F:Flammable; |
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| Risk Phrases | R11 |
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| Safety Phrases | S9-S16-S33 |
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| RIDADR | UN 3252 2.1 |
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| WGK Germany | 1 |
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| RTECS | PA8537500 |
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| Hazard Class | 2.1 |
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| HS Code | 2903399090 |
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Customs
| HS Code | 2903399090 |
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| Summary | 2903399090. brominated,fluorinated or iodinated derivatives of acyclic hydrocarbons. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0% |
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Synonyms
| MFCD00039283 |
| F32 |
| EINECS 200-839-4 |
| Methane, difluoro- |
| Freon 32 |
| CH2F2 |
| R 32 |
| methylene difluoride |
| CFC32 |
| HFC-32 |
| 1,1-difluoro-methane |
| FC-32 |
| methylene fluoride |
| HFA-32 |
| Difluoromethane |
