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Modified Nucleosides

S-Adenosyl-L-methionine (SAM)

Quick view. S-Adenosyl-L-methionine is an adenosylated sulfonium cofactor used as a methyl-group donor in methyltransferase and biochemical pathway research. CAS 485-80-3. Catalog target purity: By inquiry. Availability: Inquiry only — contact OROGO to confirm current availability.

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Chemical structure of S-Adenosyl-L-methionine
Chemical structure
Catalog numberOR-OP-0069
CAS number485-80-3
PurityBy inquiry
Pack sizeCustom packaging by inquiry

Product profile

Material identity

S-Adenosyl-L-methionine (SAM) is classified as adenosylated sulfonium cofactor (Formula C15H23N6O5S+; molecular weight 399.40).

Typical application

S-Adenosyl-L-methionine (SAM) — SAM is used as a coenzyme and methyl-group donor in studies of methyltransferase-mediated modification of metabolites, DNA, RNA and proteins.

Handling focus

For S-Adenosyl-L-methionine (SAM), confirm the current specification, storage conditions and downstream-method compatibility before routine use.

Names and search terms

Confirmed or normalized name variants

Useful catalog search terms

Physicochemical data

PubChem CID34756
InChIKeyMEFKEPWMEQBLKI-AIRLBKTGSA-O
Functional roleMethyl-group donor and enzyme cofactor
InChIInChI=1S/C15H22N6O5S/c1-27(3-2-7(16)15(24)25)4-8-10(22)11(23)14(26-8)21-6-20-9-12(17)18-5-19-13(9)21/h5-8,10-11,14,22-23H,2-4,16H2,1H3,(H2-,17,18,19,24,25)/p+1/t7-,8+,10+,11+,14+,27?/m0/s1
SMILESC[S+](CC[C@@H](C(=O)O)N)C[C@@H]1[C@H]([C@H]([C@@H](O1)N2C=NC3=C(N=CN=C32)N)O)O

Release documentation

Lot-specific CoA

The current specification defines the analytical method and acceptance criteria; the released lot result is reported on the CoA.

Analytical package

Additional HPLC, MS or NMR documentation can be agreed during technical review where available.

Related products

Product-relevant literature

The publications below discuss named chemistry or a structural feature represented by this product. They provide scientific context only and are not an OROGO lot specification or product-performance claim.

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Technology platforms

Catalog-derived platform membership for navigating related chemistry and verifiable product sets.