4-AA/(3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one

4-AA Molecular formula:C13H25NO4Si MW:287.43 CAS:76855-694

Name: 4-AA;

4-acetoxyazetidin-2-one (4-AA , 4-ABA or 4-AOSA),(3R,4R)-4-acetoxy-3-[(1R)-1-t-butyldimethylsilyloxyethyl]azetidin-2-one. or (3R,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one

CAS No.: 76855-69-1

Assay: ≥99%MF: C13H25NO4SiMW: 287.43Optical Purity: 99%[α]D25: +46-+49 (c=0.98 CHCl3)Mp: 104-108°CContaining Water: ≤0.2%Capacity: 3000-5000KGs/month

OUR PRODUCT LIST:

food additive:

    Vitamin C powder (Ascorbic Acid)

    Vitamin C-Na (Sodium Ascorbate/Calcium Ascorbate)

    Vitamin A Palmitate 1.7 MIU/G

    Vitamin E 98% oil

    Natural Vitamin E

    Vitamin D3 Crystalline 40M IU/g

    Vitamin B1 (Thiamine Hcl)

    Vitamin B2 98%

    Vitamin B3 (Niacin/Niacinamide)

    Vitamin B5 (D-Calicium Pantothenate)

    Vitamin B6 (Pyridoxine Hcl)

    Vitamin B9 (Folic acid)

    Vitamin B11(Biotin 99%)

    Vitamin B12 99%

    Inositol

    TAURINE

    Beta Carotene 30% Oil

    GLUCONO DELTA LACTONE

    MANNITOL

feed grade:

    Vitamin C powder (Ascorbic Acid)

    Vitamin A 1000/500

    Vitamin E 50%

    Vitamin D3 500

    Vitamin B1 (Mono)

    Vitamin B2 80%

    Vitamin B3 (Niacin/Niacinamide)

    Vitamin B5 (D-Calicium Pantothenate)

    Vitamin B6 (Pyridoxine Hcl)

    Vitamin B9 (Folic acid)

    Vitamin B11(Biotin 2%)

    Vitamin B12 1% HPLC/UV

    Inositol    Canthaxanthin Beadlet 10%

    Enradin

API:

    Tylosine Tartrate    Enrofloxacin base

    Gentamycin Sulphate Sterile

    Ciprofloxacin Lactate

    Indomethacin

AMINO ACID:

    L-THREONINE

    L-Lysine 65%

    L-Lysine Monohydrochloride

    L-Tryptophan 98.5%

4-AA/(3S,4R)-4-Acetoxy-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]azetidin-2-one