(S)-(+)-1-Benzyloxy-3-(p-tosyloxy)-2-propanol

Also known as: (2S)-3-(Benzyloxy)-2-hydroxypropyl 4-methylbenzenesulfonate, (S)-(+)-3-Benzyloxy-1,2-propanediol 1-(p-toluenesulfonate), (S)-3-(Benzyloxy)-2-hydroxypropyl Tosylate, (S)-3-(benzyloxy)-2-hydroxypropyl 4-methylbenzenesulfonate, 1,2-Propanediol, 3-(phenylmethoxy)-, 1-(4-methylbenzenesulfonate), (2S)-, 1-O-benzyl-3-p-toluenesulfonyl-sn-glycerol, 3-O-Benzyl-1-O-p-toluolsulfonyl-sn-glycerin

(S)-(+)-1-Benzyloxy-3-(p-tosyloxy)-2-propanol (CAS 16495-04-8) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C17H20O5S and a molecular weight of 336.40300 g/mol. Key properties include a melting point of 52-55ºC, a boiling point of 515.624ºC at 760 mmHg, a density of 1.254g/cm3 and a flash point of 110ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 16495-04-8
Jingsj CID: J-1085764-4
Molecular Formula: C₁₇H₂₀O₅S
Molecular Weight: 336.40300 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	52-55ºC
Boiling Point	515.624ºC at 760 mmHg
Density	1.254g/cm3
Flash Point	110ºC
Exact Mass	336.10300
PSA	81.21000
LogP	3.35880
Vapor Pressure	0mmHg at 25°C
Refractive Index	1.573
Storage Conditions	2-8°C

Customs & Trade Information

HS Code	2909499000
Summary	2909499000. ether-alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of (S)-(+)-1-Benzyloxy-3-(p-tosyloxy)-2-propanol?

The CAS number of (S)-(+)-1-Benzyloxy-3-(p-tosyloxy)-2-propanol is 16495-04-8.

What are the molecular formula and molecular weight of (S)-(+)-1-Benzyloxy-3-(p-tosyloxy)-2-propanol?

(S)-(+)-1-Benzyloxy-3-(p-tosyloxy)-2-propanol has molecular formula C17H20O5S and molecular weight 336.40300 g/mol.

What are the upstream and downstream products of (S)-(+)-1-Benzyloxy-3-(p-tosyloxy)-2-propanol?

For (S)-(+)-1-Benzyloxy-3-(p-tosyloxy)-2-propanol, Upstream Products: (2R)-(-)-Glycidyl tosylate, Benzyl alcohol, (R)-(+)-3-Benzyloxy-1,2-propanediol; Downstream Products: [(2S)-2,3-dihydroxypropyl] 4-methylbenzenesulfonate, (R)-(-)-Benzyl glycidyl ether.

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

Last updated: 8/21/2026

How to cite: Jingsj. "(S)-(+)-1-Benzyloxy-3-(p-tosyloxy)-2-propanol (CAS 16495-04-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1085764-4 (accessed 2026-11-09).

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