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| IUPAC name : | 2-methylbutanal |
| InChI : | InChI=1/C5H10O/c1-3-5(2)4-6/h4-5H,3H2,1-2H3 |
| InChIKey : | BYGQBDHUGHBGMD-UHFFFAOYAC |
| SMILES : | CCC(C)C=O |
| (EINECS) number : | 202-485-6 |
| cas number : | 96-17-3 |
| beilstein number : | 1633540 |
| fema number : | 2691 |
| coe number : | 575 |
| jecfa number : | 254 |
| fl. number : | 05.049 |
| molar refractivity : | 25.35 ± 0.3 cm3 |
| parachor : | 237.3 ± 4.0 cm3 |
| index of refraction : | 1.382 ± 0.02 |
| surface tension : | 22.6 ± 3.0 dyne/cm |
| density : | 0.791 ± 0.06 g/cm3 |
| polarizability : | 10.05 ± 0.5 10-24cm3 |
| xlogp : | 1.40 |
| molecular weight : | 86.1323000 |
| formula : | C5 H10 O |
| BioActivity Analysis : | 118093 |
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| IUPAC name : | (2R)-2-methylbutanal |
| InChI : | InChI=1/C5H10O/c1-3-5(2)4-6/h4-5H,3H2,1-2H3/t5-/m1/s1 |
| InChIKey : | BYGQBDHUGHBGMD-RXMQYKEDBA |
| SMILES : | CC[C@@H](C)C=O |
| cas number : | 33204-48-7 |
| molar refractivity : | 25.35 ± 0.3 cm3 |
| parachor : | 237.3 ± 4.0 cm3 |
| index of refraction : | 1.382 ± 0.02 |
| surface tension : | 22.6 ± 3.0 dyne/cm |
| density : | 0.791 ± 0.06 g/cm3 |
| polarizability : | 10.05 ± 0.5 10-24cm3 |
| xlogp : | 1.40 |
| molecular weight : | 86.1323000 |
| formula : | C5 H10 O |
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| IUPAC name : | (2S)-2-methylbutanal |
| InChI : | InChI=1/C5H10O/c1-3-5(2)4-6/h4-5H,3H2,1-2H3/t5-/m0/s1 |
| InChIKey : | BYGQBDHUGHBGMD-YFKPBYRVBI |
| SMILES : | CC[C@H](C)C=O |
| cas number : | 1730-97-8 |
| molar refractivity : | 25.35 ± 0.3 cm3 |
| parachor : | 237.3 ± 4.0 cm3 |
| index of refraction : | 1.382 ± 0.02 |
| surface tension : | 22.6 ± 3.0 dyne/cm |
| density : | 0.791 ± 0.06 g/cm3 |
| polarizability : | 10.05 ± 0.5 10-24cm3 |
| xlogp : | 1.40 |
| molecular weight : | 86.1323000 |
| formula : | C5 H10 O |
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| export tariff code : | 2912.19.9000 |
| fda reg : | unspecified |
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Suppliers :
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| Cargill - Alfrebro : | 2-METHYL BUTYRALDEHYDE
natural, Kosher |
| Oxford Chemicals Ltd : | 2-METHYLBUTYRALDEHYDE
≥95.00%, NI, Kosher |
| Sigma-Aldrich-SAFC : | 2-Methyl butyraldehyde
≥90%, FG, Kosher |
| Sigma-Aldrich-SAFC : | 2-Methyl butyraldehyde
90%, natural, US |
organoleptics :
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| odor type : | chocolate |
| odor strength : | high , recommend smelling in a 1.00 % solution or less |
odor description : at 1.00 % in dipropylene glycol. | musty cocoa coffee nutty |
properties :
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| appearence : | colorless to pale yellow clear liquid |
| assay : | 98.00 to 100.00 % sum of isomers
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| Food Chemicals Codex Listed : | No |
| specific gravity : | 0.79900 to 0.80400 @ 25.00 °C.
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| pounds per gallon - calc. : | 6.648 to 6.690
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| refractive index : | 1.38800 to 1.39300 @ 20.00 °C.
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| boiling point : | 90.00 to 93.00 °C. @ 760.00 mm Hg
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| acid value : | 5.00 max. KOH/g
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| logp : | 1.23 |
safety :
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| most important hazard(s) : |
Xi - Irritant |
| Oral Toxicity(LD50) : |
Oral-Rat 6400.00 mg/kg
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| Dermal Toxicity(LD50) : |
Skin-Rabbit 5730.00 ul/kg
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| flash point ( Deg. F. ) : | 40.00 °F. TCC ( 4.44 °C. )
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| recommendation for 2-methyl butyraldehyde usage levels up to : |
| | not for fragrance use.
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| recommendation for 2-methyl butyraldehyde usage levels up to : |
| | 10.0000 ppm in the flavor.
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safety references :
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| EPI System : | view |
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| | 2-methylbutanal
|
| (EINECS) number : | 202-485-6 |
| RTECS : | ES3400000 for 96-17-3 |
| chemidplus : | 000096173 |
| EPA Substance Registry Services : | 96-17-3 |
| NLM Chemical Carcinogenesis Research Information System : | 96-17-3 |
| NLM Developmental and Reproductive Toxicity : | 96-17-3 |
| NLM Env. Mutagen Info. Center : | 96-17-3 |
| NLM GENetic TOXicology : | 96-17-3 |
| dtp/nci : | 77077 |
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| | (2R)-2-methylbutanal
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| chemidplus : | 33204-48-7 |
| EPA Substance Registry Services : | 33204-48-7 |
| NLM Chemical Carcinogenesis Research Information System : | 33204-48-7 |
| NLM Developmental and Reproductive Toxicity : | 33204-48-7 |
| NLM Env. Mutagen Info. Center : | 33204-48-7 |
| NLM GENetic TOXicology : | 33204-48-7 |
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| | (2S)-2-methylbutanal
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| chemidplus : | 1730-97-8 |
| EPA Substance Registry Services : | 1730-97-8 |
| NLM Chemical Carcinogenesis Research Information System : | 1730-97-8 |
| NLM Developmental and Reproductive Toxicity : | 1730-97-8 |
| NLM Env. Mutagen Info. Center : | 1730-97-8 |
| NLM GENetic TOXicology : | 1730-97-8 |
references :
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| | 2-methylbutanal
|
| jecfa number : | 254 |
| fl. number : | 05.049 |
| pubchem : | 150335 |
| NIST Chemistry WebBook : | 2021890246 |
| | (2R)-2-methylbutanal
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| pubchem : | 43576769 |
| | (2S)-2-methylbutanal
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| pubchem : | 8000139 |
other :
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