CAS No.22457-89-2,Benfotiamine Suppliers

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Basic Information

Molecular Structure:
CAS No.:	22457-89-2
Name:	Benfotiamine
Article Data:	10

Formula:	C₁₉H₂₃N₄O₆PS
Molecular Weight:	466.455
Synonyms:	Benzenecarbothioicacid, S-[2-[[(4-amino-2-methyl-5-pyrimidinyl)methyl]formylamino]-1-[2-(phosphonooxy)ethyl]-1-propenyl]ester (9CI);Formamide,N-[(4-amino-2-methyl-5-pyrimidinyl)methyl]-N-(4-hydroxy-2-mercapto-1-methyl-1-butenyl)-,S-benzoate O-(dihydrogen phosphate) (8CI);8088CB;BTMP;Benzoylthiamine O-monophosphate;Berdi;Betivina;Biotamin;Milgamma;Neurostop;Nitanevril;S-BenzoylthiamineO-monophosphate;Tabiomyl;Vitanevril;
EINECS:	245-013-4
Density:	1.444 g/cm³
Melting Point:	165 °C
Boiling Point:	745.1 °C at 760 mmHg
Flash Point:	404.4 °C
Solubility:	soluble in water
Appearance:	White crystalline powder
Hazard Symbols:	Xn
Risk Codes:	20/21/22-36/37/38
Safety:	26-36
PSA:	191.05000
LogP:	3.84720

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Standards and Recommendations

Purity of Benfotiamine: 98.00%

Specification

The IUPAC name of Benfotiamine S-[(Z)-2-[(4-amino-2-methylpyrimidin-5-yl)methyl-formylamino]-5-phosphonooxypent-2-en-3-yl] benzenecarbothioate. With the CAS registry number 22457-89-2, it is also named as S-Benzoylthiamine O-monophosphate. The classification codes are Adjuvants, immunologic; Chelating agents; Drug / Therapeutic Agent; Immunologic Factors. Additionally, it is white crystalline powder which is soluble in water. Benfotiamine is a synthetic S-acyl derivative of thiamine (vitamin B1).

The other characteristics of this product can be summarized as: (1)ACD/LogP: 1.81; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): -0.91; (4)ACD/LogD (pH 7.4): -2.37; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 10; (10)#H bond donors: 4; (11)#Freely Rotating Bonds: 10; (12)Index of Refraction: 1.645; (13)Molar Refractivity: 117.14 cm³; (14)Molar Volume: 322.9 cm³; (15)Polarizability: 46.44×10^-24 cm³; (16)Surface Tension: 73.3 dyne/cm; (17)Enthalpy of Vaporization: 114.01 kJ/mol; (18)Vapour Pressure: 2.55E-23 mmHg at 25°C; (19)Rotatable Bond Coun: 10; (20)Tautomer Count: 3; (21)Exact Mass: 466.107592; (22)MonoIsotopic Mass: 466.107592; (23)Topological Polar Surface Area: 181; (24)Heavy Atom Count: 31.

Uses of Benfotiamine: It is mainly used as an "anti-AGE" supplement. When combined with pyridoxine hydrochloride, it is used to treat patients with nerve damage and nerve pain such as sciatica. In addition, benfotiamine is also effective for the treatment of diabetic retinopathy, neuropathy, and nephropathy.

When you are using this chemical, please be cautious about it as the following:
It is not only harmful by inhalation, in contact with skin and if swallowed, but also irritating to eyes, respiratory system and skin. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. If you want to contact this product, you must wear suitable protective clothing.

People can use the following data to convert to the molecule structure.
1. SMILES:O=P(O)(O)OCCC(SC(=O)c1ccccc1)=C(N(C=O)Cc2cnc(nc2N)C)C
2. InChI:InChI=1/C19H23N4O6PS/c1-13(23(12-24)11-16-10-21-14(2)22-18(16)20)17(8-9-29-30(26,27)28)31-19(25)15-6-4-3-5-7-15/h3-7,10,12H,8-9,11H2,1-2H3,(H2,20,21,22)(H2,26,27,28)

The following are the toxicity data which has been tested.

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
mouse	LD50	intravenous	2200mg/kg (2200mg/kg)		"Modern Pharmaceuticals of Japan, III," Tokyo, Japan Pharmaceutical, Medical and Dental Suppl Exporters' Assoc., 1968Vol. -, Pg. 78, 1968.
mouse	LD50	oral	15gm/kg (15000mg/kg)		Drugs in Japan Vol. 6, Pg. 781, 1982.