Sigma S2501 Spermidie 3HCL 亚精胺三盐酸
产品说明:
Spermidine trihydrochloride
Synonym: N-(3-Aminopropyl)-1,4-butanediamine trihydrochloride
Molecular Formula:NH2(CH2)3NH(CH2)4NH2 · 3HCl
Molecular Weight:254.63
CAS Number: 334-50-9
Descriptions:
Caution: Solutions should be sterile-filtered, not autoclaved, if sterile solution is necessary. Spermidine deaminates with time; solutions should be stored frozen. Prepare new solutions frequently.
Biochem/physiol Actions: Inhibits neuronal nitric oxide synthase (nNOS). Binds and precipitates DNA; may be used for purification of DNA binding proteins. Stimulates T4 polynucleotide kinase activity.
Properties:
assay ………………………………………≥98% (TLC)
mp ……………………………………………………257-259 °C(lit.)
Gene Information ……………………………………human ... NOS1(4842)
storage temp. ………………………………………−20°C
Risk Statements :36/37/38
Safety Statements :26-36
TEST |
SPECIFICATION |
APPEARANCE |
WHITE POWDER |
SOLUBILITY |
CLEAR COLORLESS SOLUTION AT 400MG PLUS 4ML OF WATER |
IR SPECTRUM |
CONSISTENT WITH STRUCTURE |
ELEMENTAL ANALYSIS |
32.4 TO 33.7% CARBON |
16.2 TO 16.8% NITROGEN | |
PURITY BY SILVER NITRATE TITRATION |
NOT LESS THAN 98% |
PURITY BY THIN LAYER CHROMATOGRAPHY |
NOT LESS THAN 98% |
RECOMMENDED RETEST SOP QC-12-006 |
5 YEARS |
Casein Enzymatic Hydrolysate 酶水解酪素 | Casein acids Hydrolysate 酸水解酪素 | Zeatin 玉米素 | Trans-Zeatin 反玉米素 | 6-Furfuryl Aminopurine,Kinetin (6-呋喃氨基嘌呤) 激动素 | X-gal |
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