(-)-Di-p-toluoyl-L-tartaric acid (CAS 32634-66-5) — formula C20H18O8, molecular weight 386.4; category food additives.
(-)-Di-p-toluoyl-L-tartaric acid (CAS 32634-66-5) is classified under Food Additives, with molecular formula C20H18O8 and molecular weight 386.4, and serves as a key raw material in the food and beverage industry — commonly applied as a food additive, nutritional supplement, or processing aid where regulatory-grade purity is required. Jinan Shenghe Chemical Co., Ltd. supplies (-)-Di-p-toluoyl-L-tartaric acid at commercial scale with stable lot-to-lot quality, accompanied by COA and full specification documentation. Typical categorization: Food Additives.
| CAS Number | 32634-66-5 |
|---|---|
| Molecular Formula | C20H18O8 |
| Molecular Weight | 386.4 |
| LogP | 3.3 |
| Category | Food Additives |
(-)-Di-p-toluoyl-L-tartaric acid is a food-grade compound with CAS registry number 32634-66-5 and molecular formula C20H18O8 (molecular weight 386.4), belonging to the food additives segment of chemical raw materials.
CAS number: 32634-66-5
Its molecular formula C20H18O8 comprises 20 C, 18 H, 8 O atoms.
Also known as: (-)-Di-p-toluoyl-L-tartaric acid · L-二对甲基苯甲酰酒石酸
Category: food additives
The CAS registry number of (-)-Di-p-toluoyl-L-tartaric acid is 32634-66-5.
Molecular formula C20H18O8, molecular weight 386.4.
It is also registered under: (-)-Di-p-toluoyl-L-tartaric acid, L-二对甲基苯甲酰酒石酸.
Category: Food Additives.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for (-)-Di-p-toluoyl-L-tartaric acid (CAS 32634-66-5), compiled from public chemistry databases.
| CAS Number | 32634-66-5 |
|---|---|
| PubChem CID | 97036 |
| Molecular Formula | C20H18O8 |
| IUPAC Name | 2,3-bis[(4-methylbenzoyl)oxy]butanedioic acid |
| UNII (FDA) | HMS3050I20 |
| Molecular Weight | 386.4 |
|---|---|
| XLogP3 | 3.3 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 8 |
| Rotatable Bond Count | 9 |
| Exact Mass | 386.10016753 |
| Monoisotopic Mass | 386.10016753 |
| Topological Polar Surface Area | 127 |
| Heavy Atom Count | 28 |
(R(R*,R*))-2,3-Bis((4-methylbenzoyl)oxy)succinic acid; [R(R*,R*)]-2,3-bis[(4-methylbenzoyl)oxy]succinic acid; RefChem:406937; 251-131-7; di-p-Toluoyl-L-tartaric acid; 1039646-91-7; 2,3-BIS(4-METHYLBENZOYLOXY)BUTANEDIOIC ACID; 2,3-bis[(4-methylbenzoyl)oxy]butanedioic acid; 104695-67-2; Citalopram Impurity 25; 2,3-bis(4-methylphenylcarbonyloxy)butanedioic acid; C20H18O8; Butanedioic acid, 2,3-bis((4-methylbenzoyl)oxy)-, (R-(R*,R*))-; Butanedioic acid, 2,3-bis[(4-methylbenzoyl)oxy]-, [R-(R*,R*)]-; 217968-14-4; SCHEMBL57818
| GHS notifications | 25% (6 / 24) |
|---|
| GHS notifications | 25% (6 / 24) |
|---|---|
| Notified hazard statements | H315 (25%), H319 (75%), H335 (20.8%) |
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: L-二对甲基苯甲酰酒石酸