(6R)-5,6,7,8-Tetrahydro-L-biopterin . dihydrochloride

(6R)-5,6,7,8-Tetrahydro-L-biopterin . dihydrochloride
NOS cofactor
Cofactor of nitric oxide synthases (NOS).
Product Specification
Alternative Name: (6R)-BH4 . 2HCl, [6R-[6R*(1R*,2S*)]]-2-Amino-6-(1,2-dihydroxypropyl)-5,6,7,8-tetrahydro-4(1H)-pteridinone . 2HCl, Sapropterin . dihydrochloride
Formula: C9H15N5O3 . 2HCl
MW: 241.3 . 73.0
CAS: 69056-38-8
MI: 14: 8368
Purity: ≥98% (HPLC)
Appearance: White to off-white powder.
Hazard: HARMFUL.
        MAY BE CARCINOGENIC.
Solubility: Soluble in water (25mg/ml).
Long Term Storage: -20°C
Use/Stability: Stable for several years when stored at -20°C.
Sensitive to oxidation, especially in neutral and alkaline solutions. Solutions must be stored at -20°C or colder immediately after preparation. Use oxygen free water with the lowest possible pH. Ascorbic acid, DTT or other antioxidants may be added in order to increase stability.
Handling: Hygroscopic.