L-Proline manufacturer CAS NO.147-85-3

Product Details

xi'an veda chemical co., ltd, is a manufacturer specializes in pharmaceutical intermediates, fine chemicals,

active pharmaceutical ingredients,and other biological research and development.

l-proline(147-85-3) is one of our featured product. we are manufacturer of l-proline(147-85-3).

we could offer you l-proline(147-85-3) with high purity and best price.

at the same time, sample order of l-proline(147-85-3) is welcomed.

no matter more or less quantity, we treat equality without discrimination.

our mission is to provide customers with first-class products and services.

our superiority:

1) authorized technical support-many technical engineers

2) first-class quality-comprehensive quality control system and strict quality control;

3) meet the requirement for any quantity-manufacturer:

4) competitive price -lean production;

5) satisfactoring sales service-well-trained salesman;

6) quick delivery-enough storage and high productivity to assure the clients' requiry;

7) after-sale service- for any trouble in using the product, solve at the first time.

8) sample order-sample order is welcomed.

proname:	l-proline
cas no.	147-85-3
synonyms:	(2s)-pyrrolidin-2-carbonsure;(s)-2-pyrrolidinecarboxylicaci;(s)-2-pyrrolidinecarboxylicacid;(s)-prolin;2-pyrrolidinecarboxylic acid, (s)-;cb1707;ccc(u);femanumber3319
mdl no.	mfcd00064318
einecs no.	205-702-2
rtecs no.	tw3584000
brn no.	80810
mf	c5h9no2
mw	115.13
melting point	228-233℃
boiling point	252.2 °c at 760 mmhg
flash point	106.3 °c
density	1.35
solubility	soluble in water and ethyl alcohol, unsoluble in butanol and ether
stablity	stable. incompatible with strong oxidizing agents.
appearance	white crystals or crystalline powder
application	l-proline is an essential component of collagen and is important for proper functioning of joints and tendons. it is also used for the synthesis of various pharmaceuticals, such as hypertensive agents. l-proline is employed for parenteral and enteral nutrition.
hazards symbol	xi
risk terms	r36/37/38
safety terms	s24/25

item	specification （usp26）	results
appearance	white crystals or crystalline powder	conforms
specific rotation	-84.3° to -86.3°	-85.6°
chloride(cl)	nmt 0.050%	≤0.050%
sulfate(so4)	nmt 0.030%	≤0.030%
iron(fe)	nmt 30ppm	≤30ppm
heavy metals(pb)	nmt 15ppm	≤15ppm
chromatographic purity	individual impurity not more than 0.5% and total impurities not more than 2.0%	conforms
loss on drying	not more than 0.40%	0.28%
residue on ignition(sulfated)	not more than 0.40%	0.32%
assay	98.5% to 101.5%	99.80%