Product Details
| Appearance | White powder | appearance | powder |
| IR Spectrum | In accordance with structure | color | white |
The Boc-L-Proline, with the CAS registry number 15761-39-4,is also known as N-(tert-Butoxycarbonyl)-L-proline; (S)-1,2-Pyrrolidinedicarboxylic acid 1-(1,1-dimethylethyl) ester. It belongs to the product categories of Biochemistry;Boc-Amino Acids;Boc-Amino acid series. This chemical's molecular formula is C10H17NO4 and molecular weight is 215.25.Its EINECS number is 239-848-3. What's more,Its systematic name is 1,2-Pyrrolidinedicarboxylic acid, 1-(1,1-dimethylethyl) ester,(2S)-. It is a White to off-white microcrystalline powder.The Boc-L-Proline is harmful by inhalation, in contact with skin and if swallowed and irritating to eyes, respiratory system and skin .When you use it ,you should avoid contact with skin and eyes ,and wear suitable protective clothing. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .It is an unnatural amino acid for peptidomimetics and biological research.
Physical properties about Boc-L-Proline are:
(1)ACD/LogP: 1.233; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -0.27; (4)ACD/LogD (pH 7.4): -2.00; (5)ACD/BCF (pH 5.5): 1.00; (6)ACD/BCF (pH 7.4): 1.00; (7)ACD/KOC (pH 5.5): 3.52; (8)ACD/KOC (pH 7.4): 1.00; (9)#H bond acceptors: 5; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 3 ; (12)Index of Refraction: 1.503; (13)Molar Refractivity: 52.935 cm3; (14)Molar Volume: 179.209 cm3 ; (15)Surface Tension: 47.0009994506836 dyne/cm; (16)Density: 1.201 g/cm3; (17)Flash Point: 157.722 °C; (18)Enthalpy of Vaporization: 63.79 kJ/mol; (19)Boiling Point: 337.181 °C at 760 mmHg; (20)Vapour Pressure: 0 mmHg at 25°C.
Packaging And Shipping
Company Profile
Weijer International Trade (Hebei) Co., Ltd. is an enterprise located in Shijiazhuang, the capital of Hebei Province, China. We manufacture intermediates for several API’s falling under a wide range of therapeutic categories and also manufacture high-value fine chemicals & Specialty chemicals. Our products are sold all over the world (Europe, South America, North America, Southeast Asia, and Africa), and are highly praised by customers. Our company has reasonable prices and safe and efficient transportation methods, and has a strict quality management system and high-quality after-sales service, to meet the product and purchasing needs of new and old customers. Weijier also supports product customization.
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FAQ
1. How will you deliver the goods?
We have strong cooperation with DHL, TNT, UPS, FEDEX, EMS, and China Air Post. For container products, we can do sea shipping. You also can choose your own shipping forwarder.
2. How to start orders or make payments?
Proforma invoice will be sent first after confirmation of the order, enclosed our bank information. Payment by T/T, Western Union, L/C, Moneygram, BTC, Escrow.
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You can choose your interested products and send inquiry to us. You can chat with us via Trademanager, WhatsApp, and Skype Online. You can send us an email and you will receive our response.
4. How to confirm Product Quality before placing orders?
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.
5. How long is the lead time?
We deliver goods within 3 days for small order and 7-10 days for bulk order.
6. Is there any discount?
Yes, for larger quantity, we always support with better price.
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