2-acetamido-3-methyl-3-(nitrososulfanyl)butanoic acid
Synonym(s):N-Acetyl-3-(nitrosothio)-DL -valine;SNAP;S-Nitroso-N-acetylpenicillamine
- CAS NO.：67776-06-1
- Empirical Formula: C7H12N2O4S
- Molecular Weight: 220.25
- MDL number: MFCD00272624
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-07-22 19:11:04
What is 2-acetamido-3-methyl-3-(nitrososulfanyl)butanoic acid?
Description
SNAP is an S-
Chemical properties
2-acetamido-3-methyl-3-(nitrososulfanyl)butanoic acid is green crystalline solid
The Uses of 2-acetamido-3-methyl-3-(nitrososulfanyl)butanoic acid
Produced concentration-related relaxations of mouse anococcygeus, in a range similar to that already found for NO and other nitrovasodilators. A potent relaxant of non-vascular smooth muscle. Serves as an NO donor.
Biochem/physiol Actions
NO donor; vasodilator, smooth muscle relaxant, lymphocyte activator. Activates soluble guanylyl cyclase.
Properties of 2-acetamido-3-methyl-3-(nitrososulfanyl)butanoic acid
| Melting point: | 150.5°C |
| Density | 1.4261 (rough estimate) |
| RTECS | YV9383000 |
| refractive index | 1.5400 (estimate) |
| storage temp. | -20°C |
| solubility | H2O: ≥2 mg/mL |
| form | powder |
| pka | 3.06±0.10(Predicted) |
| color | green |
| CAS DataBase Reference | 67776-06-1(CAS DataBase Reference) |
Safety information for 2-acetamido-3-methyl-3-(nitrososulfanyl)butanoic acid
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 2-acetamido-3-methyl-3-(nitrososulfanyl)butanoic acid
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