ChemicalBook >> CAS DataBase List >>Betaine hydrochloride

Betaine hydrochloride

CAS No.
590-46-5
Chemical Name:
Betaine hydrochloride
Synonyms
BETAINE HCL;acidolhydrochloride;BETAIN HYDROCHLORIDE;Acinorm;BETAINE CHLORIDE;LYCINE HYDROCHLORIDE;Achyin;Euacid;Muriat;Acidin
CBNumber:
CB5314043
Molecular Formula:
C5H12ClNO2
Molecular Weight:
153.61
MDL Number:
MFCD00011903
MOL File:
590-46-5.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-08-05 19:35:02

Betaine hydrochloride Properties

Melting point 241-242 °C(lit.)
Density 1.29[at 20℃]
vapor pressure 0Pa at 25℃
FEMA 4223 | BETAINE
storage temp. room temp
solubility H2O: 1 M at 20 °C, clear, colorless
form Powder or Crystals
color Colorless to white
PH 1 (50g/l, H2O, 20℃)
biological source synthetic (organic)
Water Solubility 64.7 g/100 mL (25 ºC)
Merck 14,1179
BRN 3916181
InChI 1S/C5H11NO2.ClH/c1-6(2,3)4-5(7)8;/h4H2,1-3H3;1H
InChIKey HOPSCVCBEOCPJZ-UHFFFAOYSA-N
SMILES [Cl-].C[N+](C)(C)CC(O)=O
LogP -4.93
CAS DataBase Reference 590-46-5(CAS DataBase Reference)
FDA 21 CFR 310.545
EWG's Food Scores 1
FDA UNII JK8U8K4D6K
ATC code A09AB02
NIST Chemistry Reference Betaine hydrochloride(590-46-5)
EPA Substance Registry System Betaine hydrochloride (590-46-5)
UNSPSC Code 41116107
NACRES NA.77

SAFETY

Risk and Safety Statements

Symbol(GHS)  Corrosion (GHS05)
GHS05
Signal word  Danger
Hazard statements  H318
Precautionary statements  P280-P305+P351+P338+P310
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xi,Xn
Risk Statements  36-36/37/38-20/21/22
Safety Statements  26-39-24/25-36
WGK Germany  3
RTECS  BP3136000
3-10
Autoignition Temperature 400 °C
TSCA  TSCA listed
HS Code  29239000
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Dam. 1
REACH Registrations Active
NFPA 704
1
1 0

Betaine hydrochloride price More Price(63)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich PHR2356 Betaine Hydrochloride Pharmaceutical Secondary Standard; Certified Reference Material 590-46-5 300MG $233 2026-04-30 Buy
Sigma-Aldrich B3501 Betaine hydrochloride ≥99% 590-46-5 1kg $153 2026-04-30 Buy
Sigma-Aldrich 8.14633 Betain hydrochloride for synthesis 590-46-5 100g $30.2 2026-04-30 Buy
Sigma-Aldrich 8.14633 Betain hydrochloride for synthesis 590-46-5 1kg $141 2026-04-30 Buy
Sigma-Aldrich 1065709 Betaine hydrochloride United States Pharmacopeia (USP) Reference Standard 590-46-5 200mg $404 2026-04-30 Buy
Product number Packaging Price Buy
PHR2356 300MG $233 Buy
B3501 1kg $153 Buy
8.14633 100g $30.2 Buy
8.14633 1kg $141 Buy
1065709 200mg $404 Buy

Betaine hydrochloride Chemical Properties,Uses,Production

Description

Betaine hydrochloride is a vitamin-like substance that is a source of hydrochloric acid and aids the production of stomach acid. Gastric acid also helps protect the gastrointestinal tract from harmful bacteria. A normal level of gastric acid in the stomach—100,000-1,000,000 times more acidic than water—is sufficient to destroy bacteria, but some people produce deficient amounts of stomach acid, a condition that may lead to bacterial and parasitic infections of the intestines.
Betaine Hydrochloride with Pepsin
One study showed that fasting people with normal gastric acid levels in the stomach had almost no bacteria in the small in- testine, while individuals with low levels of hydrochloric acid had some bacterial colonization in the stomach.Betaine hydrochloride is therefore recommended by some medical practitioners to sustain a healthy and normal production of stomach acid, especially to those that suffer from disorders such as allergies and asthma.
Betaine hydrochloride is a synthesized chemical, and is not obtained from any plant or animal source. Gastric acid is produced by stomach cells, and is not available from any food source. Occasionally, betaine (C5H11NO2 )is recommended to reduce blood levels of homocysteine, which is associated with heart disease. This form of betaine is different from betaine hydrochlo- ride, and is available only with a doctor’s prescription.

Chemical Properties

colorless to white crystals

Uses

Betaine hydrochloride can be used as antiarteriosclerotic, hypolipaemic, hepatoprotectant.

Uses

antiprotozoal, coccidiostat

Uses

Betaine is used as gastric acidifier.naturopaths have long held that low stomach acid is a widespread problem that interferes with the digestion and absorption of nutrients. Betaine hydrochloride is one of the most common recommendations for this condi- tion. It helps make some minerals and other nutrients more absorbable, and may be especially helpful with nu- tritional supplements, which are often taken in tablets or capsules that may not be easily digested.

Indications

Betaine hydrochloride may be used as a lipotropic. Lipotropics aid in preventing the accumulation of fat in the liver, and usually help in the detoxification of metabolic wastes and toxins. They may be used to help with weight loss.
Betaine hydrochloride has been used as a source of hydrochloric acid in the treatment of hypochlorhydria, a condition in which an abnormally low amount of hydrochloric acid is in the stomach. It has been used in preparations for the treatment of liver disorders, hypokalaemia (abnormally low levels of potassium in the blood), CO2 production in double contrast radiography, and high homocysteine. Betaine hydrochloride has also been used to treat tic douloreux (a condition which involves spasmodic pain along the course of a facial nerve), cystinuria (a hereditary defect that results in recurrent kidney stone formation), and vitiligo (a condition that is characterized by milky-white patches on otherwise normal skin).

Biological Functions

Betaine hydrochloride and pepsin are naturally occurring gastric-juice components that render nutrients available for absorption and biological acitivity. Specifically, Betaine hydrochloride is an acidic form of betaine, which promotes optimal gastric lumen acidity and pepsin is a protein-digesting enzyme that catalyzes the splitting of peptide bonds.
Betaine HCl is an excellent source of hydrochloric acid, also known as stomach acid. Supplementing with betaine HCl can be very beneficial, as insufficient production of hydrochloric acid is fairly widespread and often overlooked. Certain situations, such as normal aging, can decrease the body’s natural production of HCl.

General Description

Betaine(trimethyl glycine) is an osmoprotectant, which is highly effective than proline. It is formed in fromcholine. Betaineis usually present in grains, spinach, beets,broccoli, shellfish and marine algae.

Flammability and Explosibility

Not classified

Biochem/physiol Actions

Betaine hydrochloride can decrease hepatotoxicity, that is stimulated by ethanol.

Clinical Use

Betaine hydrochloride (pronounced beta-een) is the acid form of trimethyiglycine (TMG). It is available as an over-the-counter drug. The most common use of betaine hydrochloride is as digestive aid for people who suffer from low gastric acidity (hypochlorhydria), a common complaint in the elderly and a cause of chronic indigestion. Although such a practice is unwise. betaine hydrochloride can be of use in cases of overeating. Gourmands, in particular, suffer less discomfort after indulgences if they take betaine hydrochloride with their feasts.
Betaine hydrochloride is not only a digestive aid, but it also confers all the benefits of TMG (see next). However, betaine hydrochloride should not be used by anyone with chronic indigestion or heartburn without first seeking medical evaluation of the problem to make sure that there is not a more serious underlying condition. such as stomach ulcers. Betaine hydrochloride should be taken only with meals, and then only after first eating a few bites of food. The usual dose of betaine hydrochloride for hypochlorhydria is 500 milligrams. which is equivalent to 1.1 cubic centimeter (about a quarter teaspoon) of pharmaceutical Dilute Hydrochloric acid.

Side effects

Side effects are seldom seen, but as of 2013 betaine hydrochloride had not been through rigorous safety studies. Its safety, especially for young children, pregnant or nursing women, or those with severe liver or kidney disease, is not known.
In very high doses, betaine hydrochlorine has been associated with heartburn or burning of the stomach lining.

target

Histone Methyltransferase

Drug interactions

People taking nonsteroidal anti-inflammatory drugs (NSAIDs), cortisone-like drugs, or other medications that could cause peptic ulcers should not take betaine hy- drochloride.

Purification Methods

Recrystallise the salt from EtOH. Its solubility at 25o is 65% in H2O, and 5% in EtOH. [Edsall J Am Chem Soc 66 1767 1943, Kuhn & Ruelius Chem Ber 83 420 1950, Beilstein 4 III 1127, IV 2369.]

Precautions

People with a history of ulcers, heartburn, or other gastrointestinal symptoms should see a nutritionally oriented doctor before taking betaine hydrochloride, and no one should take more than 10 grains (650 mg) without a physician's recommendation. Large amounts of betaine hydrochloride can burn the lining of the stomach. If a burning sensation is experienced, betaine hydrochloride should be immediately discontinued.

3032-10-8
590-46-5
Synthesis of Betaine hydrochloride from Betaine Methyl Ester Chloride

Betaine hydrochloride Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 689)Suppliers
Supplier Tel Email Country ProdList Advantage
Hangzhou Haier Xi Livestock Technology Co., Ltd 13336065779 pan@healthy-tech.com.cn China 32 58
Shandong Haocheng Chemical New Materials Co., Ltd 15689705359 www.245391606@qq.com China 43 58
Shandong Luteida Chemical Co., Ltd. 155-08613825 15508613825 137739947@qq.com China 57 58
Jiangsu Dongju Biotechnology Co. , Ltd. 15152114979 2805239892@qq.com China 519 58
Jinan Xinda Chemical Co. LTD 18615526239 363436853@qq.com China 167 58
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Beijing HwrkChemical Technology Co., Ltd 89508211 18501085097 sales.bj@hwrkchemical.com China 9407 55

Related articles

Related Questions

Ask a question
Q:Has betaine hydrochloride been banned?STAR - Dec 23,2025
A:Yes. In 1993, the US Food and Drug Administration (FDA) prohibited the use of betaine hydrochloride in over-the-counter medications. This was due to insufficient evidence to classify it as ‘generally recognised as safe and effective’, thereby prohibiting its marketing as a digestive aid. However, as the FDA does not regulate supplements, it remains used by some to increase gastric acid levels. Low stomach acid levels may slow digestion and nutrient absorption, triggering a range of side effects including heartburn, stomach pain, and acid reflux. Many supplements also combine betaine hydrochloride with pepsin. It should be noted that betaine hydrochloride is considered an inhalation hazard, is irritating to skin, eyes, and mucous membranes, and may cause skin allergic reactions. Use with caution.

View Lastest Price from Betaine hydrochloride manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Betaine hydrochloride pictures 2026-09-12 Betaine hydrochloride
590-46-5
$10.00 1ASSAYS 99% 1 ton RongNa Biotechnology Co.,Ltd
Betaine hydrochloride pictures 2026-09-11 Betaine hydrochloride
590-46-5
1kg/Bag ≥98% 50 T/Month Hebei Qujie Technology Co., Ltd.
Betaine hydrochloride pictures 2026-09-11 Betaine hydrochloride
590-46-5
1kg 99.74% 20mt WUHAN FORTUNA CHEMICAL CO., LTD
Betaine Hydrochloride, AR acidolhydrochloride Acidol-Pepsin Acinorm Acipepsol Aciventral forte aciventralforte Ammonium, (carboxymethyl)trimethyl-, chloride component of Acidol-Pepsin component of Normacid glycinebetainehydrochloride Glycocollbetaine hydrochloride BETAINE HCL (S) BETAINE HCL 60 MESH (S) BENTAINEHCL BETAINE 30 BETAINE HYDROCHLORIDE SIGMAULTRA Betaine HCl USP TrimethylglycineHCl BETAINE HYDROCHLORIDE, USP Betaine hydrochloride (non-medicinal) Betaine hydrochloride, pure, 99% Rubrine C hydrochloride BETAINE HYDROCHLORIDE, 99%, PURE BETAINE HCL(P) Betaine Hydrochloride (200 mg) Betaine hydrochlorid Betaine hydrochloride SigmaUltra, >=99% Betaine hydrochloride, 99%, extra pure BETAIN HYDROCHLORIDE FOR SYNTHESIS Achyin Euacid Muriat Pepsacid Betaine HC1 N-(CarboxyMethyl)-N,N,N-triMethylaMMoniuM Chloride N-N,N,N-triMethyl-d3-aMMoniuM Chloride Betaine hydrochloride≥ 98% (Titration) (carboxymethyl)trimethyl-ammoniuchloride 1-carboxy-n,n,n-trimethyl-methanaminiuchloride Achylin Acidin Acidine Acidogeno Caustic hydrochloride Soybean isolate protein Methanaminium,1-carboxy-N,N,N-trimethyl-, chloride (1:1) glycocollbetainhydrochloride glykokollbetain-chlorid Methanaminium, 1-carboxy-N,N,N-trimethyl-, chloride Pluchine rubrainehydrochloride 1-CARBOXY-N,N,N-TRIMETHYLMETHANAMINIUM, CHLORIDE ACIDOL A-EARLEINE HYDROCHLORIDE (CARBOXYMETHYL)(TRIMETHYL)AMMONIUM CHLORIDE (CARBOXYMETHYL)TRIMETHYLAMMONIUM HYDROCHLORIDE (CARBOXYMETHYL)TRIMETHYLAMMONIUM HYDROXIDE ANHYDRIDE HYDROCHLORIDE