布舍瑞林,CAS 57982-77-1

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布舍瑞林

Buserelin

Chemical Name	Buserelin
CAS Number	57982-77-1
Molecular Formula	C60H86N16O13
Molecular Weight	1239.43
Molecular Structure
Packing	1mg, 5mg, 10mg, 50mg, 100mg, 1g or according to customer's detail requirement.
Capacity	1000g/Month
Storage	In an air tight container, protected from light at temperature 2-8 °C.
Application	Buserelin is intended for the induction of ovulation in cows, mares and rabbits, both for the treatment of ovarian disorders such as ovarian cysts and for the improvement of conception rates.

SPECIFICATION

Items	Specification
Appearance	White or slightly yellowish powder
Identification	Meet the requirements
HPLC	Meet the requirements
Solubility	Clear, colorless to slightly colored soluble in water(10mg/ ml)
Water	≤ 4.0%
Specific Optical Rotation	-49.0° to -58.0° ( C=1, water)
Amino Acid Analysis	Amino Acid Limits
	Arg 0.90- 1.10
	Leu 0.90- 1.10
	Tyr 0.90- 1.10
	Glu 0.90- 1.10
	Pro 0.80- 1.20
	His 0.90- 1.10
	Ser 1.40- 2.0
	Trp Detected
Acetic Acid	3.0%- 7.0%
Mass Spectrum	1239.42 ± 1.0
Peptide Content	≤ 80.0%
Related Substances	Largest single impurity: ≤ 1.0%
Related Substances	Total impurity: ≤ 5.0%
Assay	95.0%-102.0% (By anhydrous, acetic acid-free)
Standard	In-house