S-(5′-Adenosyl)-L-methionine iodide
SIGMA/A4377 - ≥80% (HPLC), ≥80% (spectrophotometric assay)
Synonym: AdoMet; SAM
CAS Number: 3493-13-8
Empirical Formula (Hill Notation): C15H23IN6O5S
Molecular Weight: 526.35
EC Number: 222-486-5
MDL Number: MFCD00043192
Linear Formula: C15H23IN6O5S
Product Type: Chemical
| assay | ≥80% (HPLC) |
| ≥80% (spectrophotometric assay) | |
| color | white to off-white |
| form | powder |
| InChI | 1S/C15H22N6O5S.HI/c1-27(3 |
| InChI key | XQMWYLXPEGFCFT-XKGORWRGSA |
| Quality Level | 200 ![]() |
| shipped in | dry ice |
| SMILES string | [I-].C[S+](CC[C@H](N)C(O) |
| solubility | H2O: 100 mg/mL |
| storage temp. | −20°C |
| technique(s) | cell culture | mammalian: suitable |
| Analysis Note: | Purity based on UV and HPLC. |
| Application: | S-(5′-Adenosyl)-L-methion |
| Biochem/physiol Actions: | Methyl donor; cofactor for enzyme-catalyzed methylations, including catechol O-methyltransferase (COMT) and DNA methyltransferases (DNMT). Although present in all cells, it is concentrated in liver where 85% of all methylation reactions occur. It is also involved in regulating liver function, growth, and response to injury. |
| Disclaimer: | This material is very unstable at room temperature. |
| Packaging: | 5, 25, 100 mg in glass bottle |
| Symbol | GHS07 |
| Signal word | Warning |
| Hazard statements | H317 |
| Precautionary statements | P280 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥80% (HPLC); ≥80% (spectrophotometric assay) |
| Storage Temp. | −20°C |
| UNSPSC | 12352209 |


