Ademetionine 1,4-butanedisulfonate SAM-B Supplier

Product Name:

Ademetionine 1,4-butanedisulfonate 

CAS No.:

101020-79-5

Chemical Name

S-Adenosylmethionine 1,4-butanedisulfonate;

(3S)-5'-[(3-Amino-3-carboxypropyl)methylsulfonio]-5'-deoxy-adenosine 1,4-butanedisulfonate 1,4-butanedisulfonate (2:1:2)

Molecular Formula

2(C15H23N6O5S).2(C4H10O6S2).C4H8O6S2

Molecular Weight

1451.63

Batch No.:

201308001

Mfg. Date:

2013.08.05

Quantity:

500G

Retest. Date:

2015.07

Structure

Items

Specifications

Results

Characteristics:

White or off-white powder; odorless, Hygroscopic

Complies

Identification:

HPLC,UV&IR

Complies

Specific rotation(on dried basis)

+28° to +34°

+31°

Water

N.M.T.3.0%

2.6%

PH:

1.8-2.5

2.3

Clarity and color of solution:

Clear: ≤ No.1

Colorless: ≤Y2

<No.1

<Y2

Residue on ignition:

≤0.1%

≤0.2%

0.08%

Heavy metals:

≤10ppm

<10ppm

Related substances:

Adenine≤0.5%

SAH≤0.5%

Methylthioadenosine ≤1.0%

Impurity A: ≤2.0%

Impurity B: ≤0.5%

Other single impurity: ≤0.1%

Other total impurities: ≤1.0%

Total impurities: ≤3.0%

0.09%

0.05%

0.23%

1.2%

0.04%

0.07%

0.15%

1.8%

Butanedisulfonic acid

(on dried basis)

46.0% to 49.0%

46.9%

SAM:

60.0% to 75.0%

71.2%

Assay(On dried basis)

Ademetionine 1,4-butanedisulfonate:

95.0%-105.0%

Ademetionine cation: 50.0% to 54.0%

98.4%

51.8%

Endotoxins:

≤0.30 IU/mg

<0.02 IU/mg