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structure of 522-66-7

(-)-Dihydroquinine(CAS 522-66-7)

CAS No.: 522-66-7 Brand: MolBest
M. Ft.: C20H26N2O2 Cat. No: G7397739
M. Wt.: 326.43 MDL: No record
Storage: Store in a cool,dry area. Use: For laboratory research use only
HS CODE: 2933990090 UN No.: UN 1544
Purity Grade Package Stock Price Quantity
98%
Documents:COANMRHPLCSDS
RG 250MG In Stock 4 USD
98%
Documents:COANMRHPLCSDS
RG 25G In Stock 75 USD
98%
Documents:COANMRHPLCSDS
RG 100G In Stock 260 USD
98%
Documents:COANMRHPLCSDS
RG 500G In Stock 1787 USD
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Physical and chemical properties of 522-66-7

Acidity coefficient

5.33(at 25℃)

Boiling Point

498.4±30.0 °C at 760 mmHg

BRN

91444

Density

1.2±0.1 g/cm3

Exact Mass

326.199432

Flash Point

255.2±24.6 °C

Index of Refraction

1.626

LogP

3.77

Melting Point

168-176ºC(lit.)

Merck

13,4832

Molecular Formula

C20H26N2O2

Molecular Weight

326.433

optical activity

[α]25/D 148°, c = 1 in ethanol

PSA

45.59000

Solubility

Chloroform (Slightly), Ethanol (Sparingly), Methanol (Slightly)

Specific rotation

D18 -142° (alc); D20 -236° (c = 0.82 in 0.1N H2SO4)

Storage condition

2~8°C

Vapour Pressure

0.0±1.3 mmHg at 25°C

Water Solubility

99.99mg/L(20 ºC)

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Spectrums of 522-66-7

Attention:
1.The NMR spectrum displayed on the page is a pre-sale reference spectrum and may differ from that of the actual received batch.
2.The accompanying documentation will include the NMR spectrum and purity analysis data for the shipped batch.
Physical sample testing spectrum (NMR) of 522-66-7

Download SDS of 522-66-7

Pictograms

Signal Word

Warning

Hazard Statements

H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation

Safety Data Sheet

Q&A for CAS 522-66-7

1. How can I verify product quality?
Every batch is tested in accordance with ISO 9001 requirements. We provide a Certificate of Analysis (COA), NMR spectrum, purity report, and test methods with each shipment. Third-party retesting is supported, and we offer a full refund if our data is incorrect.

2. What is the delivery time?
Orders are shipped on the second business day via FedEx, DHL, or UPS. International deliveries typically arrive within 7 business days (subject to customs clearance).

3. What if the received product doesn’t meet quality standards?
If the product does not match the COA or has a quality issue, we will issue a full refund or replacement upon verification.

4. Are hazardous labels included? How is safe shipping ensured?
Hazardous products are labeled and packaged in compliance with international regulations and shipped with an up-to-date Safety Data Sheet (SDS) to ensure safe and compliant transport.

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Yes. Our technical team is available to assist with questions about product use, storage, purity requirements, applications, and more.

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Yes, samples are available for select products for testing and validation. Please submit a sample request or contact our sales team to confirm availability and specifications.

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Items marked “In Stock” on our website are ready for immediate shipment, usually within 1–2 business days. Large packs or custom specifications require lead time confirmation.

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Yes. We support customization of purity, packaging size, and special testing requirements. Please share your detailed needs, and we’ll provide a solution.

10. Is the COA consistent with the shipped batch?
Yes. The COA provided with your shipment matches the actual batch and includes the batch number. COAs shown online are for reference or from previous batches.

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Yes. We offer stable batch consistency, pricing agreements, and safety stock options for long-term customers to ensure uninterrupted supply.

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We accept bank transfer (T/T), PayPal, and other methods. Credit terms may be available for qualified long-term partners.

Retrosynthesis analysis of 522-66-7


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