(S)-(-)-2-Pyrrolidone-5-carboxylic acid CAS NO.98-79-3

Min.Order Quantity:: 100 Metric Ton

Purity:: 98%min

Port:: QINGDAO CHINA

Payment Terms:: L/C,T/T,MoneyGram,Other

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98-79-3
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ProName: (S)-(-)-2-Pyrrolidone-5-carboxylic aci...
CasNo: 98-79-3
Molecular Formula: C5H7NO3
Appearance: detailed see specifications
Application: Used for research and industrial manuf...
DeliveryTime: Within 3-7 days after receipt of your ...
PackAge: As customer request
Port: QINGDAO CHINA
ProductionCapacity: 100 Metric Ton/Day
Purity: 98%min
Storage: Store in a cool,dry place and keep awa...
Transportation: Common products:Sea/Air/Courier Dange...
LimitNum: 100 Metric Ton

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lorcaserin(856681-05-5)is an orally administered agent and a selective 5-ht2c receptor agonist for the treatment of obesity. it had been approved for marketing in us by fda on 27 june in 2012. in clinical studies, lorcaserin has demonstrated efficacy in obese and overweight populations by promoting weight loss and improving metabolic parameters, and it is well tolerated.

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product name: l-pyroglutamic acid

cas#: 98-79-3

synonyms:(s)-(-)-2-pyrrolidone-5-carboxylic acid

molecular formula: c5h7no3

molecular weight: 129

specification: (reference standard aji92)

item	standard	analysis data
appearance	white crystalline powder	conforms
specific rotation(a)d20	-10 to -12o	-11.6o
transmittance	not less than 98.0%	98.2%
melting point (oc)	160 to 162 oc	161oc
chloride(c1)	not more than 0.02%	0.005%
ammonium(nh4)	not more than 0.02%	<0.02%
sulfate(so4)	not more than 0.02%	<0.02%
heavy metals(pb)	not more than 10ppm	<10ppm
iron(fe)	not more than 10ppm	5ppm
arsenic(as2o3)	not more than 1 ppm	<1ppm
loss on drying	not more than 0.50%	0.35%
residue on ignition	not more than 0.1%	0.08%
assay	99.0-101.0%	99.8%