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| IUPAC name : | (2S)-2,4-diamino-4-oxobutanoic acid |
| InChI : | InChI=1/C4H8N2O3/c5-2(4(8)9)1-3(6)7/h2H,1,5H2,(H2,6,7)(H,8,9)/t2-/m0/s1 |
| InChIKey : | DCXYFEDJOCDNAF-REOHCLBHBD |
| SMILES : | C([C@@H](C(=O)O)N)C(=O)N |
| cas number : | 70-47-3 |
| (EINECS) number : | 200-735-9 |
| beilstein number : | 1723527 |
| coe number : | 516 |
| molar refractivity : | 27.35 ± 0.5 cm3 |
| parachor : | 240.1 ± 8.0 cm3 |
| index of refraction : | 1.581 ± 0.05 |
| surface tension : | 73.1 ± 7.0 dyne/cm |
| density : | 1.60 ± 0.1 g/cm3 |
| polarizability : | 10.84 ± 0.5 10-24cm3 |
| XlogP3 : | -3.40 |
| molecular weight : | 132.1179200 (IUPAC) |
| formula : | C4 H8 N2 O3 |
| BioActivity Analysis : | 121087 |
| NMR Predictor : | Predict |
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| export tariff code : | unspecified |
| fda reg : | 172.320 |
Suppliers :
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| Nanjing : | L-(+)-Asparagine anhydrous
orders in chinese only. |
| Penta : | laevo-asparagine monohydrate
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| Pfaltz & Bauer : | L-Asparagine
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| Sigma-Aldrich-Aldrich : | L-Asparagine
99% If you get a cover box over Sigma-aldrich web page, click here to set your country of origin. |
organoleptics :
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| odor strength : | none |
odor description: at 100.00 %. | odorless |
taste description:
| slight sweet |
properties :
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| appearence : | white crystalline powder |
| assay : | 95.00 to 100.00 %
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| Food Chemicals Codex Listed : | No |
| melting point : | 234.00 to 235.00 °C. @ 760.00 mm Hg
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| flash point : | not determined
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| logP (o/w) : | -3.82 |
safety :
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| most important hazard(s) : | None - None found. |
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S 02 - Keep out of the reach of children. S 22 - Do not breath dust. S 24/25 - Avoid contact with skin and eyes.
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| Oral Toxicity(LD50) : | |
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Not determined
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| Dermal Toxicity(LD50) : | |
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Not determined
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| Inhalation Toxicity(LC50) : | |
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Not determined
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safety in use :
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| Category : | special dietary and nutritional additives |
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| recommendation for laevo-asparagine fragrance usage levels up to : |
| | not for fragrance use.
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| recommendation for laevo-asparagine flavor usage levels up to : |
| | not for flavor use.
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safety references :
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| ClinicalTrials.gov : | search |
| Daily Med : | search |
| NLM Hazardous Substances Data Bank : | search |
| AIDS Citations : | Search |
| Cancer Citations : | Search |
| Toxicology Citations : | Search |
| Env. Mutagen Info. Center : | Search |
| NLM Developmental and Reproductive Toxicity : | Search |
| Canada Domestic Sub. List : | Yes |
| EPA Chem. Sub. Inventory : | Yes |
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| WGK Germany : | 1 |
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| | (2S)-2,4-diamino-4-oxobutanoic acid |
| (EINECS) number : | 200-735-9 |
| chemidplus : | 000070473 |
| EPA Substance Registry Services : | 70-47-3 |
| dtp/nci : | 82391 |
references :
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| | (2S)-2,4-diamino-4-oxobutanoic acid |
| NIST Chemistry WebBook : | 0070473 |
| pubchem : | 149195 |
Cosmetics :
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| Cosmetic uses : |
antistatic agents
hair conditioning
masking agents
skin conditioning
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other :
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| CosIng : | cosmetic data |
| Dietary Supplements Labels Database : | Search |
| FDA Everything Added to Food in the United States (EAFUS) | View |
| FDA Listing of Food Additive Status Part I (A through G | View |
| FDA Listing of Food Additive Status Part II (H through Z | View |