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L-Histidinol dihydrochloride

Also known as: (2S)-2-Amino-3-(1H-imidazol-4-yl)-1-propanol dihydrochloride, (2S)-2-Amino-3-(1H-imidazol-4-yl)propan-1-ol dihydrochloride, (2S)-2-Amino-3-(1H-imidazol-5-yl)propan-1-ol dihydrochloride, (S)-β-amino-1H-imidazole-4-propanol dihydrochloride, L-(-)-Histidinol dihydrochloride, L-Histidinol.2HCl, MFCD00078058

L-Histidinol dihydrochloride (CAS 1596-64-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H13Cl2N3O and a molecular weight of 214.093 g/mol. Key properties include a melting point of 198-201 °C (dec.)(lit.), a boiling point of 455.5ºC and a flash point of 229.3ºC. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1596-64-1
Jingsj CID
J-797301-5
Molecular Formula
C6H13Cl2N3O
Molecular Weight
214.093 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point198-201 °C (dec.)(lit.)
Boiling Point455.5ºC
Flash Point229.3ºC
Exact Mass213.043564
PSA74.93000
LogP1.57610
Vapor Pressure4.34E-09mmHg at 25°C

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2933290090
Summary2933290090. other compounds containing an unfused imidazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of L-Histidinol dihydrochloride?

The CAS number of L-Histidinol dihydrochloride is 1596-64-1.

What are the molecular formula and molecular weight of L-Histidinol dihydrochloride?

L-Histidinol dihydrochloride has molecular formula C6H13Cl2N3O and molecular weight 214.093 g/mol.

Is L-Histidinol dihydrochloride hazardous?

L-Histidinol dihydrochloride has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of L-Histidinol dihydrochloride?

For L-Histidinol dihydrochloride, Upstream Products: D-Histidine methyl ester dihydrochloride, L-Histidinol dihydrochloride, L-Histidine; Downstream Products: L-Histidinol dihydrochloride.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "L-Histidinol dihydrochloride (CAS 1596-64-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-797301-5 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.