Superiority:
High purity CAS 51-35-4 L-Hydroxyproline in stock
Our main business covers the fields below:
1.Noble Metal Catalysts (Pt.Pd...)
2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...)
3.OLED intermediates (Fluorene,Carbazole,Boric acid...)
4.Pharmaceutical intermediates
About us
1.More than 10 years chemical exporting experience
We have produced chemical more than fifteen years., 80% products are for export .
More than 10 years chemical exporting experience. Good and stabilized factory price.
2.Strict quality control system
3.Supply sample
Before order , we can send the sample for your testing . We ensure the quality is the same as bulk quantity .
Our advantage:
Q1:Can I get the free sample
A: Yes, we can supply the free sample, but the shipping cost be paid by our customers.
Q2: How to start orders or make payments
A: Proforma invoice will be sent first after confirmation of order, enclosed our bank information.
Payment by T/T, or Paypal or L/C.
Q3: How to confirm the Product Quality before placing orders
A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples.
You can send us your product specifications and requests,we will manufacture the products according to your requests.
Q4:What’s your MOQ
A:Usually according you demand.
Q5: How about delivery leadtime
A:Delivery lead time: As soon as possible. (Chinese holiday not included)
Q6:Is there a discount
A:Different quantity has different discount.
Q7: How to contact us
A:You can chat with us by Trademanager,Email,WhatsAPP,Wechat.
You can choose your interested products and send inquiry to us.
You can dial our telephone directly, you will get our reply.
Details:
High purity CAS 51-35-4 L-Hydroxyproline in stock
Details
L-Hydroxyproline Chemical Properties
Melting point 273 °C (dec.)(lit.)
alpha -75.5 º (c=5, H2O)
Boiling point 242.42°C (rough estimate)
density 1.3121 (rough estimate)
vapor density 4.5 (vs air)
refractive index -75.5 ° (C=4, H2O)
storage temp. Store at RT.
solubility H2O: 50 mg/mL
form Crystals or Crystalline Powder
pka 1.82, 9.66(at 25℃)
color White
PH 5.5-6.5 (50g/l, H2O, 20℃)
Odor Odorless
optical activity [α]25/D 75.6°, c = 1 in H2O
Water Solubility 357.8 g/L (20 º C)
Merck 14,4840
BRN 471933
InChIKey PMMYEEVYMWASQN-DMTCNVIQSA-N
CAS DataBase Reference 51-35-4(CAS DataBase Reference)
NIST Chemistry Reference Hydroxyproline(51-35-4)
EPA Substance Registry System trans-4-Hydroxy-L-proline (51-35-4)
Safety Information
Hazard Codes Xi,Xn
Risk Statements 36/37/38-22
Safety Statements 24/25-36/37/39-27-26
WGK Germany 3
RTECS TW3586500
Hazard Note Irritant
TSCA Yes
HazardClass IRRITANT
HS Code 29339990
Our main business covers the fields below:
1.Noble Metal Catalysts (Pt.Pd...)
2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...)
3.OLED intermediates (Fluorene,Carbazole,Boric acid...)
4.Pharmaceutical intermediates
Packing:
About us
1.More than 10 years chemical exporting experience
We have produced chemical more than fifteen years., 80% products are for export .
More than 10 years chemical exporting experience. Good and stabilized factory price.
2.Strict quality control system
3.Supply sample
Before order , we can send the sample for your testing . We ensure the quality is the same as bulk quantity .
Delivery:
Our advantage:
Q1:Can I get the free sample
A: Yes, we can supply the free sample, but the shipping cost be paid by our customers.
Q2: How to start orders or make payments
A: Proforma invoice will be sent first after confirmation of order, enclosed our bank information.
Payment by T/T, or Paypal or L/C.
Q3: How to confirm the Product Quality before placing orders
A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples.
You can send us your product specifications and requests,we will manufacture the products according to your requests.
Q4:What’s your MOQ
A:Usually according you demand.
Q5: How about delivery leadtime
A:Delivery lead time: As soon as possible. (Chinese holiday not included)
Q6:Is there a discount
A:Different quantity has different discount.
Q7: How to contact us
A:You can chat with us by Trademanager,Email,WhatsAPP,Wechat.
You can choose your interested products and send inquiry to us.
You can dial our telephone directly, you will get our reply.
Our Factory